Tools

Park's Compact Crank Puller is used to remove Shimano Octalink, ISIS Drive and square-taper cranksets. It includes 2 rotating tips (16.3 and 11.3mm) to make the job easy. This is a great tool for your travel and home tool kit.

Park's Hex Wrench Set offers all the popular Allen wrenches (1.5, 2, 2.5, 3, 4, 5 and 6mm) in a convenient fold-up unit. The tool tips are chamfered for a positive grip and the one-piece fiber-reinforced-resin handle is light, comfortable, slip resistant and 40% stronger than steel.

To prevent poor shifting and uneven drivetrain wear, most manufacturers recommend chain replacement at or before 1% stretch. Now you can quickly and accurately determine the wear and stretch of any chain with Park's Chain Checker. Simply insert the Chain Checker’s pins into 2 links, press the swingarm gauge tight, and then check the gauge window for an accurate reading!

A professional quality shop chain tool that works on 5-speed to 12-speed Road and Mountain Bike derailleur chains*, including SRAM AXS 12 speed, as well as 1/8-inch and 3/16-inch chains. The CT-3.3 features an adjustable locating shelf so it works on any width chain to remove and install chain rivets. Built to last and easy to use, the CT-3.3 features a comfortable handle, investment cast steel body and replaceable driving pin (#CTP). *The CT-3.3 will install, but not peen, Campagnolo 11 and 12-speed chain rivets. - Comfortable T-handle - Replaceable driving pin (CTP) - Investment cast steel body - Adjustable locating shelf

Park's BBT-18 is a heavy duty, investment cast tool for installing and removing all Shimano, ISIS Drive, and ISIS Overdrive 8-notch bottom bracket cups.

The ultimate trailside companion. These high tensile steel multi-tools feature a precise fit and finish and side grips for a secure handhold even with gloves on. The m19 includes: - Chain tool: 8/9/10 speed compatible - Spoke wrench: #0, 1, 2, 3 - Hex wrenches: #2, 2.5, 3, 4, 5, 6, 8 - Open wrench: 8mm, 10mm - Screwdrivers: Phillips #1, Phillips #2, flat #2 - Torx: t-10, t-25 - Stainless steel carrying case - Length: 89 mm - Weight: 175g - Warranty: lifetime

The Masterlink Pliers is a multi-tool developed to provide functions that are not on a typical multi-tool. It is designed to be light and compact so you can carry it with you. This tool serves as a tire lever, valve core remover, valve stem lock nut wrench, and master link pliers. It also provides storage for two master links so you will always be prepared on the trail. Magnets hold the master links securely in place and self close the tool. - Weight: 38.5g - Size: 116 mm x 20 mm x 9 mm - Material: 7075-T6 aluminum - 9, 10, 11, and 12-speed master links and chains - Compatible with SRAM PowerLock Link, Shimano Quick-Link, KMC Missing Link and other similar master links

The tire lever, though seemingly one of the simplest and most basic of cycling tools, is one commonly used by almost every cyclist, and unfortunately, one often responsible for unnecessary frustration. Really, what is more fun than flatting far away from home, being thrilled you lugged that spare tube and pump, and then having your tire levers snap in two? Pedro's award-winning, universally loved tire levers feature molded box construction and a proprietary plastic composite blend that makes them the strongest levers available. The unique chisel tip shape easily inserts beneath the tire bead and the slightly thicker shape keeps the lever securely in place. Additionally, the bold shape of the lever and helpful dual spoke hooks makes removal of even the tightest tires a simple task. - Award-winning and universally loved - Molded box construction and proprietary plastic blend makes these the strongest levers available - Chisel tip shape is easy to insert beneath the bead and the slightly thicker shape keeps the tire lever from slipping - Bold shape makes it easy to remove the tightest of tires without bending or breaking

The ultimate trail-side companion. Details - 20 high tensile steel multi-tools, including an integrated tire plug tool - Tire plugs come included with a storage case that mounts directly to the tool - The case can be used to conveniently store chain links Specs - Chain Tool: 8/9/10/11/12 speed compatible - Hex Wrenches: #2, 2.5, 3, 4, 5, 6, 8 - Length: 89mm - Open Wrench: 8mm - Screw Drivers: Phillips #1 & #2, flat #1 - Specialty Tools: Tire plug tool, tire plugs, valve core removal tool, rotor straightener - Spoke Wrench: #0, 1, 2 - Torx: T-10, T-25 - Warranty: Lifetime - Weight: 203g

Cleans bicycle chain quickly, easily, and effectively — without the hassle and mess of removing the chain from the bike. The Cyclone uses a large solvent reservoir, hundreds of rotating bristles, and a two-step cleaning process to get chains really clean, improve shifting performance, and extend the life of the chain and other expensive drivetrain parts. - Works with all multi-speed bikes (5, 6, 7, 8, 9, 10, 11, and 12-speed) as well as some single-speed models and e-bikes - Strong magnet at the bottom of the fluid reservoir holds metallic particles scrubbed from the chain - Special wicking sponge draws solvent from the chain as it exits, minimizing drips and mess - Sturdy handle makes the Cyclone easy to use and control - Holds 2 fluid ounces (59ml) of solvent

• Updated to be stronger, smoother, and more versatile • Features a new material and redesigned tip for easier entry into just about any tire, including tubeless • The unique design lifts the tire away from the rim and features a spoke hook to use when multiple levers are needed • This set includes 3 tire levers

Park's Chainring Nut Wrench makes chainring bolt installation and removal easy. It securely holds the slotted nut to prevent spinning when tightening or loosening the bolt. And, it's double-ended to fit most slotted-type nuts, including Campagnolo chainring bolt nuts.

A favorite of shop mechanics for over 30 year's, Park's CCP-22 Crank Puller removes crankarms that feature square tapers, and those that fit on Power Drive and Power Spline bottom bracket interfaces. The long, comfortable, built-in handle and fine thread provide the leverage needed to remove even the tightest crankarms. And, there's a rotating tip to ensure smooth operation and long life.

- Snap onto any Rx Micro multi-tool - Integrated quick link storage pockets - Levers snap together with bonus tool insert featuring integrated Presta Valve Core Tool, Valve Extender Wrench, and Storage Pocket for Shimano and Campagnolo master pins. - Pedro's proprietary plastic blend delivers impressive strength & performance in compact size. Pedro's new Micro Levers are born from award-winning DNA, fight well above their weight of just 20 grams, and pack a few extra tricks up their sleeve. Bring on the flat tires and trail-side repairs. Available in yellow, pink, green, orange, and black.

Park’s Professional Cable And Housing Cutter is specifically for use on derailleur and brake cables and housing. It even makes quick work of hard-to-cut shift-cable housing. Its cold-forged, heat-treated-steel handles won't bend and its precision-ground jaws cut perfectly every time. Its dual-density molded grips are specially contoured for superior comfort and control. Plus, there’s a built-in cable-end crimper and a forming hole for reforming housing ends.

Problem Solvers 90 degree Presta valve inflator is used to inflate disc wheels, thanks to its narrow, low-profile head. • Presta valve • 90 degree inflator works with most pump heads

ShockWiz is a suspension tuning system for air-sprung mountain bikes that combines high-tech hardware with an intuitive smartphone app. It's lightweight, durable and powered by a long-lasting coin cell battery, ShockWiz automatically records and evaluates suspension performance every time you ride. The ShockWiz app displays straightforward adjustments that unite bike, terrain and riding style. ShockWiz works for all mountain bike riders, regardless of their experience or bike's intended use. It works on hardtail and dual suspension bikes, and for all levels of skill, speed, and terrain. With ShockWiz, you know exactly how your suspension is performing – and how to make it better. Features & Benefits: - Automated tuning recommendations - Shock tuning score - a snapshot of how well your suspension is set up for you - Works on hardtail and dual suspension bikes. Works for Cross-Country, Trail, All Mountain and Downhill. - Inexpensive, replaceable CR2032 battery lasts for months - Waterproof and dustproof - IP67 rating - Two alternative hoses (included) offer a range of fitting options - Smartphone app is compatible with Apple and Android phones Essential Details: - ShockWiz is designed for all mountain bike riders, regardless of your experience or bike's intended use. - You can tune for every riding style: Efficient (pedaling), Balanced, Playful or Aggressive. - Advice for air pressure, spring rate, compression and rebound is displayed in the intuitive smartphone app. - In the box: ShockWiz hardware, two hoses, rubber mounting boot and zip ties.

Park's Home Mechanic Pedal Wrench is great for your home workshop and event tool box. This top-quality 15mm pedal wrench provides the leverage you need to remove stubborn pedals. It's made to last from heat-treated steel, and the handle has a vinyl grip for comfort.

Park's Gear Clean Brush has a handle on one end with a curved, serrated edge perfect for cleaning between cassette cogs. The other end's tough nylon bristles are ideal for cleaning the derailleurs, chain and other drivetrain parts to keep them clean and prevent premature wear. It also works great on brakes and other components that collect dirt and grime. The GearClean easily fits in a toolbox or pack.

- Hex wrenches 2, 2.5, 3, 4, 5, 6, 8 - TX wrenches 10, 25 - PH1 screwdriver - Chain tool - Schrader & Presta valve tool - Flat screwdriver 1.0 x 5.0 - Spoke Key 3.3, 3.45 and DT

An economical option for safely and accurately tightening fasteners to proper torque specifications. With a simple gauge readout, the TW-1.2 is intuitive and easy to use, and applies up to 14 Nm of torque to any fastener or component with left or right-handed threads. Perfect for low-torque applications such as stem bolts, levers, and carbon fiber components. 3/8" drive for compatibility with all Park Tool sockets, bits, and crow feet. - 0 to 14 Newton meter (0 to 140 inch-pound) range - 3/8" drive - Reads and registers torque values for both left hand and right hand threading - Length: 11.5" (292 mm)

Park's Heavy-Duty Tire Levers handle the toughest tire-and-rim combinations including difficult downhill and freestyle tires. Their specially designed tips engage the tire bead so it can be removed with just two levers. Plus, these beefy, forged-steel levers are a full 8-inches long for superior leverage.

Park's Valve Core Tool is great for tightening, removing and installing Schrader and Presta valve cores (the cores are inside the valve), and also Presta valve extenders that have 5mm wrench flats. It's a handy tool to save a tube when all that's wrong is a broken valve, and it also lets you remove valves to easily insert sealant.

A great way to hold small parts, tools and components during a repair, Park Tool's Benchtop Overhaul Mat features multiple small pockets and one large work area. It's perfect for suspension work or to organize parts for installation. • Made of a rubber-like PVC • Cleans easily and looks great on any bench • Measures: 14.7” x 7” (38cm x 18cm)

Park's I-Beam Mini Fold-Up Hex Wrench/Screwdriver/Torx Set with Chain Tool includes 1.5, 2, 2.5, 3, 4, 5, and 6mm Allen wrenches, a socket 8mm Allen, a regular screwdriver, a T25 Torx tool (for disc-rotor bolts), a tire lever, spoke wrenches and a chain tool. The I-Beam conveniently fits in pockets and packs, too.

For use in conjunction with our reaming pedal taps, this thread insert is held in place with a strong thread locker and allows you to install any standard pedal. - Pack of 10, fits 9/16" pedals.

Stan's 2oz Tire Sealant Injector measures the desired amount of sealant then attaches to your valve stem for easy, no-mess application. And, it works on Presta and Schrader valves!

- Lyrik and Pike 29+ Dual Position Air A1 1 year service kit - Includes dust seals, foam rings, o-ring seals, Charger sealhead, DPA sealhead

With its continuous and parallel jaws, the Joker 6004 replaces several single spanner sizes. The required size is automatically and continuously set when attaching the tool to the hexagon bolt or screw. The integrated lever mechanism securely clamps the hexagon screw or bolt between the jaws, reducing the risk of slippage or damage. The ratchet feature ensures fast and consistent screw driving without removing the tool. By using the corner-width rectangular prisms, a return angle of only 30° can be achieved. The single-arm design, in conjunction with the ratchet feature and the corner-width prism, makes it possible to work even in confined spaces. - The adjustable Joker 6004 covers all metric and imperial dimensions in the respective field of application - Automatic and continuous grip of hexagon screws and bolts - Lever mechanism when gripping avoids slipping and damage - Fast and consistent screwdriving without removing the wrench thanks to mechanical ratchet function - Return angle of only 30° through placement in the corner-width rectangular prisms in the mouth

3/8" drive Zyklop bit sockets. - Bit sockets with retaining function for hexagon socket screws - The holding function holds screws securely on the tool - Take-it-easy tool finder: color coding by size - Knurling on lower end for more grip when used manually - Chrome vanadium steel, matte chrome-plated - 1x 8740 B HF 1 Zyklop bit socket set with holding function - 3/8" drive, 7 pieces - 7x 8740 B HF Zyklop bit socket with holding function, 3/8" drive: 4.0x107.0, 5.0x107.0, 6.0x107.0, 7.0x100.0, 8.0x100.0, 9.0x100.0, 10.0x100.0 - 1x Hook-and-Loop Fastener Strip 120, 70 x 50mm

Performing the right maintenance on your SRAM and RockShox products not only ensures years of worry-free riding, but will also keep performance optimal and enhance your experience on the bike. Each service interval indicates the maximum number of riding hours designated for each type of recommended maintenance. Depending on the terrain and environmental conditions in your location, your riding style, and skill level, you may see more optimum performance if you service your SRAM and RockShox products at shorter intervals.

Pedro's premium adjustable wrench is a great addition to any tool set. Features include: an innovative jaw design which prevents damage to fasteners and opens to 33mm; an ergonomic, soft-plastic, TPR handle offering comfort, leverage, and easy handling; laser-engraved sizing scale and proper usage-direction arrows for simple operation; an optimized forged chrome vanadium body providing strength and lighter weight; and 10" (250mm) length for the perfect blend of leverage and portability. - Innovative jaw design prevents damage to fasteners and opens to 33mm - Ergonomic, soft-plastic, TPR handle offers comfort, leverage, and easy handling - Laser engraved sizing scale and proper usage direction arrows for simple operation - Optimized forged chrome vanadium body provides strength and lighter weight - 10" (250mm) length provides perfect blend of leverage and portability

Performing the right maintenance on your SRAM and RockShox products not only ensures years of worry-free riding, but will also keep performance optimal and enhance your experience on the bike. Each service interval indicates the maximum number of riding hours designated for each type of recommended maintenance. Depending on the terrain and environmental conditions in your location, your riding style, and skill level, you may see more optimum performance if you service your SRAM and RockShox products at shorter intervals.

To adjust preload on Hollowtech II cranksets

The Ergon TP1 Pedal Cleat Tool is the first tool for precisely and easily adjusting cycling shoes cleats. The ergonomically correct position of the feet on the pedals plays a crucial role in injury prevention and is also important for maximizing both performance and comfort.

High-quality, metric, combination ratchet wrench by Wera. The new generation of combination ratchet wrenches. Suitable for hexagon socket screws, bolts or nuts. Comes with holding function, thanks to the metal plate in the jaw, which reduces the risk of dropping nuts and bolts. The replaceable metal plate in the jaw secures nuts and bolts with its extra-hard teeth and reduces the danger of slipping. The integrated limit stop prevents any slipping around the bolt head and allows higher torque to be applied. - Practical holding function due to metal plate in the jaw - Limit stop prevents any slipping - The double-hex geometry reduces the risk of slipping - Return angle of only 30 degrees - "Take-it-easy" tool finder: color coding by size

Combining style, technology, and ultimate value, the Rap II series bike multi tools provide unmatched performance at their price points. Engineered and manufactured in-house, these multi tools feature a number of innovative features including an integrated, machined aluminum CO2 dispenser. The ergonomic side-plates are machined from lightweight aluminum, anodized black, and offer a custom magnetic holder for an emergency quick-link. The steel tool bits are now longer and introduce our Black Anti-Corrosion technology, which provides superior corrosion resistance. There are seven available configurations featuring up-to-date options for all modern bicycles, including gravel bikes, mountain bikes, e-bikes, and road bikes. Compact and versatile, these mini tools are built to last and designed to efficiently get riders back on the road or trail. - Ergonomic forged aluminum side plates with link storage - Enhanced anti-corrosion black CRV bits wrapped - Chrome vanadium steel fastening hardware - Weight: 187g Tool bits: - Quick link holder - Hex 2/2.5/3/4/5/6/8mm - Torx T10/T25/T30 - Phillips - Flathead - Chain breaker - 8/10mm wrench - 4 spoke wrenches - Disc brake wedge - Rotor truing tool - CO2 inflator

Rear Shock Service Kit Full- Monarch With Autosag Specialized B1

Your race mechanic on the go. Just because it's scaled down from a full-size ratchet doesn't mean it skimps on performance. The Big Switch Ratchet Tool takes the same simple necessities from the popular Switch and Big Switch and adds a convenient, ratcheting handle for even quicker, hassle-free adjustments. Extra-long 2.5 through 8mm Allen bits take care of business, along with T25 and T30 Torx, the renowned Wayside chain breaker, 0, 1, and 2 spoke wrenches, a disc-pad spreader, flathead, and a Presta valve core tool. You're covered. Fully covered. - Includes: T25, T30 Torx bits, extra-long 2.5, 3, 4, 5, 6, 8mm Allen bits, flathead screwdriver, wayside chain breaker, size 0,1, 2 spoke wrenches, disc pad spreader, Presta valve core tool

This dishing gauge is fully machined from big billets of aluminum to a final shape and accuracy that's as nice to use as it is to look at. Compatible with wheels from 20-29 inches and all hub combinations. Standoff feet are included for checking dish with the tire in place, even the big fat ones. The gauge uses a unique spring-loaded mechanism to drop the plunger. Press that little brass button on the front and the plunger will drop to the face of the hub. No archaic time-sucking threaded indicators here!

The Bottom Bracket Gauge Tool was designed to provide all the necessary measurements to identify the proper bottom bracket for a specific bike configuration. A metric scale runs along the long edges for measuring bottom bracket shell width and crank spindle lengths. Durable red anodized aluminum with laser etching. Overall size is 7" x 3" x 0.125". The gauge can measure: - bottom bracket width - bottom bracket shell inner diameter - crank spindle length - crank spindle diameter - bearing inner diameter Specifications: Measures crank spindle diameters: 22mm, 24mm, 29mm, 30mm Measures bearing inner diameters: 22mm, 24mm, 29mm, 30mm Measures bottom bracket shell inner diameters: 37mm, 41mm, 42mm, 46mm Measures bottom bracket shell widths: 61mm, 68mm, 73mm, 79mm, 86.5mm, 90mm, 92mm, 95mm, 100mm, 120mm, and 132mm Measures crank spindle lengths up to 180mm

This 29mm open bore adapter is used to press 29mm x 42mm (DUB) sealed bearings. The adapter is machined with one step at 29mm OD, which fits into the center of the sealed bearing. For use with Wheels Mfg. bottom bracket press (PRESS-7 , PRESS-7-PRO or PRESS-9-PRO). - Inner step outer diameter: 28.9mm - Outer diameter: 41.8mm - Thru hole diameter: 12.8mm (1/2-inch) - Thickness: 7mm - Machined, red anodized aluminum - Sold individually

Wheels Manufacturing Sealed Bearing Extractor - 17mm Fits the following bearings: - 6003 - 6803 - 6903 - 17287

- Heavy-duty device that cleans chain in seconds - The kit includes a 75 ml bottle of Drivetrain Cleaner that can be either sprayed over the drivetrain or poured into the top reservoir - Liquid release button ensures the application of the cleaner is quick and easily controlled. - Abrasive cleaning teeth and rotating brush wheels which have 120 contact points cover every part of each chain link for a deep and thorough clean - Excess dirty fluid drops into a second lower reservoir so it’s kept away from the clean chain

- The simple tightening of the spindle fits the chain pin with perfect precision and with its ergonomic design it is easy to use.

Crank Brothers puts their well-known design aesthetic to the humble tire lever with the Speedier Lever. Can we call a single piece of nylon revolutionary? First off, this thing is tough. It removes and installs wire-beaded DH tires, UST tires, and brand-new road tires easily, without breaking. The genius loop protects your knuckles! It installs tires too, without pinching the tube, just flip it and use the other side. And only one lever is needed to remove even the most recalcitrant tires. Oh Speedier Lever, where have you been all my life?

The HCW-16.3 is a combination 15mm pedal wrench and chain whip. Use for both pedal removal/installation and for cassette removal. Chain whip features improved compatibility with 5-speed to 12-speed mountain and road bike cassettes and freewheels. The HCW-16.3 is 10.75" long (27.3cm).

Our first multi-tool includes all the key bits to assemble and disassemble your bike on-the-go. Includes a 15mm and 17mm swappable pedal wrench, 4, 5, 6 and 8mm hex wrenches and a 17mm socket with an integrated storage compartment. The Travel Tool is light and easy to carry, but big enough to allow you to actually tighten everything down properly. Features: - 4mm, 5mm, 6mm, and 8mm hex wrenches - 17mm deep socket - Integrated storage compartment - Pedal Wrench (15mm and 17mm spanners included) - 8-inch Full length arm for proper leverage

It's a spoon! It's a fork! Park's Stainless-Steel Spork is a take-along culinary multi-tool made from high-quality, rustproof stainless steel with a comfortable vinyl-coated handle. Who said nutrition has to come from energy bars? Pack your favorite eats and Park's Spork for enjoying on-the-ride snacks and mid-repair munchies in style! The Spork has a hole for carrying it on a keychain or hanging it on your workbench.

A great shop accessory made to hold a wide variety of axles, spindles and any Park Tool Freewheel Remover/Lockring Tool. Made from precision extruded aluminum.

Wera Micro screwdriver set for precision mechanical work. Rapid twisting results from fixing the hand on the head and using the fast-turning zone just below, making time-consuming grip adjustments unnecessary. Store and transport in the belt pouch so the tool is always at hand. - Kraftform Micro set in a belt pouch - Kraftform Micro handle for fast and ergonomic working - The Wera Black Point tip offers an exact fit and corrosion protection - Holding function for Torx screws - "Take-it-easy" tool finder: color coding according to profile and size

High-quality Kraftform Plus screwdriver. Multi-component Kraftform handle for fast and low-fatigue working. Kraftform Plus: hard gripping zones for high working speeds whereas soft zones ensure high torque transfer. Hex-Plus offers a larger contact surface within the screw head. This reduces the notching effects to a minimum and almost completely eliminates the risk of destroying the screw recess. "Take-it-easy" Tool Finder: color coding according to profile and size. The hexagonal anti-roll feature prevents any bothersome rolling away at the workplace. - Hexagonal screwdriver hex-plus - Multi-component Kraftform handle for fast and ergonomic screwdriving - Take-it-easy tool finder: color coding according to profile and size - Hex-plus allows socket head screws to live longer - Hexagonal anti-roll feature against rolling away

Use as a self-contained grease gun by using the included canister or screw the pump on to any tube of Park Tool grease, anti-seize or assembly compound. Small tip opening ensures precise placement of lube in any application.

Professional-grade, versatile bike chain multi-tool engineered for a variety of road or trailside repairs. The Multi Chain Pliers are constructed from machined aluminum and feature an integrated quick-link tool, chain breaker, valve core tool, bottle opener, rotor aligner, and magnetic holders for up to two spare quick links. Its slim design allows for maximum portability and it's engineered for long-lasting use. It also features an anodized finish and a hardened steel chain breaker pin. Mountain bikers, road cyclists, and gravel grinders will all find its versatility highly useful, whether in the workshop or out on the road or trail. - Weight: 61g - Dimensions: 120 x 38 x 10mm

Many new bikes do not include pedals. Park Tool's DP-2 Threaded Dummy Pedal easily threads into the drive side to take the place of a pedal when making adjustments during the assembly of these bikes. Use of the DP-2 is much quicker than using a pedal wrench to install and remove an actual pedal during assembly.

- Tensioners for 10mm axle Track, Fixed Gear, BMX, Singlespeed applications - Steel construction with socket for hex wrench adjustment, wrench included - Fits larger 8mm thick dropouts such as aluminum frames - Sold individually

12 splines, 22.6mm diameter fits Shimano, Sachs Aris, Sun Race, DNP Epoch, and other 5–10 speed freewheels. The FR-1.3 includes an enlarged thru-hole to accommodate 14mm axles.

Shop quality L-shaped, high torque industrial steel Torx compatible wrenches. Featuring chamfered tips, tight tolerances and a handy portable tool holder for easy access. Includes: T9, T10, T15, T20, T25, T27, T30 and T40.

If you have a bike with disc brakes, you'll want Park's Rotor Truing Fork. It allows you to gently adjust bent and damaged disc-brake rotors. It's made from high-quality steel and features 2 laser-cut slots for precise adjustments and a vinyl handle for comfort and control.

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings, including SRAM BSA DUB, Race Face Cinch, Rotor BSA30, and others. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. The BBT-79.3 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately). The BBT-RS uses an adjustable spring-based tension system to apply consistent, adjustable pressure to the tool, ensuring full engagement with the tool fitting and preventing slippage. Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 45–47 mm and a minor diameter (inside of notches) of 44 mm, including: - SRAM BSA DUB - Race Face Cinch - Rotor BSA30 - Zipp Vuma - Hawk Racing BB3086 - and more - 3/8" drive fitting