Tools

Park combines the three most used bolt sizes into one convenient wrench. The 3-Way Sprocket Wrench sports 8, 9 and 10mm sockets made from forged chrome-vanadium steel in Park's classic Y-shape that offers plenty of leverage and a comfortable grip.

Shop-quality, adjustable torque driver that limits torque applied to fasteners, preventing over-tightening and damage to lightweight components. The ATD-1.2 features all-metal internal construction with a comfortable, ergonomic composite molded grip. Each tool is assembled and calibrated at Park Tool's factory in Minnesota.

The 4th edition of the Big Blue Book of Bicycle Repair is updated with the latest information, procedures and techniques and covers everything from minor adjustments to complete overhauls. The BBB-4 features clear, step-by-step instructions, high quality color photos and useful charts and graphs to thoroughly explain and demonstrate hundreds of repairs. Written by one of the world’s leading authorities on bicycle repair and maintenance, Park Tool Director of Education, Calvin Jones, the Big Blue Book is the perfect reference guide for nearly any level mechanic and every bike. New information and topics included in the BBB 4th edition: - 12-speed and 1x drivetrains - Tubeless tires - Disc brakes - Electronic shifting - New wheel building content - Updated headset and bottom bracket standards - Updated torque specifications - Updated troubleshooting tables

The BKD-1 Hydraulic Brake Bleed Kit will bleed most models of DOT-fluid-based hydraulic brakes. Hydraulic systems need bleeding to remove any air bubbles and to inject new, clean fluid. - Designed and built for home use and the rigors of daily commercial use - Includes two syringes, hoses with shutoff clips, multi-size bleed blocks and a unique attachable syringe mount - Housed in a rugged reusable case - Machined stainless steel and 7075 aluminum fittings to service SRAM, Hayes, Formula, Hope and other brands of DOT-fluid-based hydraulic brake systems - Replacement parts available - Brake fluid not included

The Bottom Bracket Wrench removes and installs Shimano Hollowtech II, Race Face X-type, FSA MegaExo, Campagnolo Ultra-Torque and TruVativ Giga X-pipe bottom brackets. Laser cut for a precise fit, one end of the BBT-9 securely engages the 16 cup notches, while the other end engages the 8 internal splines of the crankarm adjustment cap.

A dirty drivetrain causes poor shifting and unnecessary wear to expensive parts. The Chain Gang contains everything needed to quickly and easily clean the chain, freewheel cogs, and chainrings. The Chain Gang includes: - CM-5.3 Cyclone Chain Scrubber - GSC-1 GearClean Brush - 8 oz. bottle of Bio ChainBrite The CG-2.4 works on nearly any bike, including multi-speed, single-speed, and e-bikes.

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

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

Heat treated alloy tool steel, one inch base fits wrench or bench vise. Thin wall construction allows use without removal of cones and locknuts. The FR-5.2G has 12 splines that are approximately 23.4mm across. - Fits Shimano, SRAM, SunRace, SunTour, Chris King and other cassette lockrings - Fits the SRAM XX1 11-speed cassettes - Also Fits Shimano disc brake lockrings - Guide pin stabilizes tool

A fast and convenient tool to remove and install 12-spline Shimano/SRAM style cassette lockrings, as well as similar lockrings on rotor discs. The FR-5H features a modified FR-5 tool that allows use without removing most quick release skewer nuts. The removable, threaded steel handle makes it possible to replace a worn or damaged head. - Fits Shimano, SRAM (including 1x), SunRace, SunTour, Chris King and other cassette lockrings - Also fits some Shimano disc brake lockrings

A worn chain shifts poorly and wears sprockets at an accelerated rate. Park Tool's Chain-Wear Indicator is a “go-no go” gauge designed to accurately indicate when a chain reaches .5% and .75%, the points at which most chain manufacturers suggest replacement. The updated CC-3.2 is longer, more accurate and features permanent measurement markings.

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.

This dual-sided brush is specifically designed for cleaning hard-to-reach areas of the bicycle drivetrain. The long, stiff bristles of the GSC-3 are narrow enough to reach between the gears of tightly-spaced modern cassettes, while the slim contoured end is capable of picking grit and grime out of tight spaces such as derailleur pulley wheels.

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.

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.

The I-Beam Mini Fold-Up Set includes 3, 4, 5, and 6mm Allen wrenches, a socket 8mm Allen and regular screwdriver. It's the perfect mini-tool to get you out of binds or make quick adjustments. And, it conveniently tucks into a pocket or pack.

The MTB-5 packs 16 functions into one slim, tough folding multi-tool, making it the ideal companion for any trailside adjustment or emergency fix. Features a full set of hex wrenches and screwdrivers, a T25 Torx-compatible driver, and five specialty tools to aid in common on-the-ride repairs. Includes the following: - 2, 2.5, 3, 4, 5, 6 & 8 mm hex wrenches - T25 Torx-compatible driver - Philips #2 cross tip & flat head screwdrivers - Chain tool (5 to 12 speed compatible)* - Spoke wrenches (equivalent to SW-0 and SW-2) - Presta valve core removal tool - Disc brake rotor truing tool - Disc brake pad spreader *The MTB-5 will not peen Campagnolo 11, 12 or 13 speed chain rivets - Dimensions: 3.1" x 1.8" x 0.8" (79 x 45 x 20 mm) - Weight: 6.9 oz. (195 g) - Replaceable chain tool pin (Part #985-1)

Many chains use a master link that allows the chain to be installed and removed by hand. While master links don't require traditional chain tools, over time, dirt and corrosion can make it difficult to separate them by hand. Park's Master Link Pliers make removing and installing these master links quick and easy. Simply insert the specially sized jaws into the link and squeeze the vinyl-coated handles!

Park's Mini Chain Brute Chain Tool goes anywhere and features a V-shaped handle, a super-strong replaceable pin, and fine threads to make chain removal and installation a breeze. The CT-5 works on any derailleur chain, including Shimano Hyperglide and 9-, 10-, and 11-speed. It works for loosening tight links, too.

Park's Open Ended Metric Wrench is a special thin wrench with 8 and 10mm openings perfect for adjusting the thin pivot-bolt nuts on sidepull brakes (and other hex nuts on your bicycle). This handy brake tool is made of durable tool steel that's nickel plated for corrosion resistance.

This professional-grade set includes five unique cleaning tools purpose-built for scrubbing away dirt and grime, with long ergonomic handles for leverage and comfort. The soaping brush, bottle brush and straight brush feature bristles made from tampico, a natural fiber derived from the agave plant. Tampico is extremely durable, resists chemicals, and holds moisture well, making it an ideal material for cleaning brushes. BCB-5 FEATURES Included brushes: - Soaping Brush: Great for making an initial pass over the bike, dispersing soapy water and breaking up large accumulations of debris. - Tapered Bottle Brush: A general purpose tampico brush for scrubbing areas both big and small. - Straight Brush: A long-reach brush with short, tight tampico bristles for getting into small nooks and crannies such as suspension pivots, saddle rails, and other hard to reach areas. - Drivetrain Brush: Long, stiff nylon bristles make this brush ideal for derailleurs, cassettes, and other areas with grease or dirt build up. - Soaping Sponge: Useful for applying soap and water as well as cleaning delicate surfaces, with a convenient wedge shape. Notes about tampico fibers: - Tampico is a natural fiber: as such, variations in the color of the bristles are to be expected. - Tampico bristles may become temporarily deformed in shipment or storage. Get brushes wet, reshape by hand, and hang to dry. - Always allow tampico brushes to dry fully in an open area before storage to inhibit growth of mildew or mold.

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.

Park Tool's Replacement Chain Tool Pin (2-Pack) fits Park Tool's CT-1, CT-2, CT-3, CT-3.2, CT-5, and CT-7 Chain Tools. • Made from hardened alloy tool steel • Uses 7mm or 9/32" 12 pt box end/socket • Sold singly or in pairs

Park Tool's CTP-4K includes four replacement chain tool pins and one 5/32" ball bearing. To replace the chain tool pin, unscrew the cap, and pull out the old pin. Use care not to lose the ball bearing beneath the pin. Install the new pin and replace the cap. Works with the CT-4.3, CT-4.2, CT-4, and CT-11

Updated to fit current 12-speed cassettes, this combination chain whip and freewheel / lockring remover wrench is heat treated to prevent bending, flexing and wear and features a long, molded handle in addition to a built in hex shaped driver. - Works on 5- to 12-speed road and mountain bike cassettes and freewheels - 1-inch (25.4mm) box-end wrench fits Park Tool Freewheel / Cassette Lockring Tools - Features hardened pins to keep the chain in place

Park's professional-quality, precision-sized spoke wrenches are hardened and chrome plated for long service. Wrenches are vinyl coated in one of four colors indicating the size at a glance. You will find these wrenches in virtually every professional bike shop and every shop mechanic's personal tool stash. Make sure you have the sizes you need in your home toolbox and bike bag.

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.

The TL-6.3 is a set of tire levers designed to provide all the advantages of both steel and composite tire levers. The steel core with protruding tip offers the strength and leverage needed to securely engage stubborn tire beads, while the durable composite coating makes for smooth operation and will not mar sensitive rim surfaces. With its ergonomic shape and ideal size, the TL-6.3 is perfect for use as an everyday shop lever or can be stored in a saddlebag or tool roll for the mobile mechanic. - Redesigned to be stronger and 0.75" (18 mm) longer than their successor, TL-6.2. - Set of two - Dimensions (each): 145 mm x 25 mm x 6 mm (5.75" x 1" x 0.24") - Weight (each): 46 grams (1.6 ounces) - TL-6.3 levers have been redesigned to be stronger and 0.75" (18 mm) longer than their successor, for increased leverage

• Updated to fit better in the hand with a more rounded, smoother shape • The precision sized SW-7.2 fits the three most popular spoke nipple sizes on the market • Nickel plated for years of service • Designed for the home mechanic. FIts the following size spoke nipples: • .127" (3.23mm) • .130" (3.30mm) • .136" (3.45mm)

Park Tool's professional-quality Snap Ring pliers are made from forged, heat-treated cro-moly steel with a return spring and vinyl dipped grips. The RP-1 has .9mm tips on straight blades for small, internal snap rings. The tips open from 22mm to 0 (tips touching).

Park Tool's professional-quality Snap Ring Pliers are made from forged, heat-treated cro-moly steel with a return spring and vinyl-dipped grips. The RP-3 has 1.3mm tips on bent nose blades for medium, external snap rings.

Park Tool's professional-quality Snap Ring Pliers are made from forged, heat-treated cro-moly steel with a return spring and vinyl-dipped grips. The RP-2 has 1.3mm tips on bent nose blades for medium, internal snap rings. The tips of the RP-2 open from 22mm down to 2mm (center to center).

Park Tool's professional-quality Snap Ring Pliers are made from forged, heat-treated cro-moly steel with a return spring and vinyl-dipped grips. The RP-4 has 1.7mm tips on bent nose blades for larger, internal snap rings. The tips open from 21mm down to 2mm (center to center).

Professional quality ring plier made from forged, heat-treated cro-moly steel with a return spring and vinyl dipped grips. The RP-5 has 1.7mm tips on straight blades for small, internal snap rings. The tips open from 22mm to 0 (tips touching).

• 15mm L-shaped hex wrench to fit Shimano rear thru-axle freehubs • Through-hardened industrial quality steel • Chamfered tips for a precision fit

Refill pack for the Park Tool TPT-1 Tubeless Plug Tire Tool and other similar tools. These vulcanized rubber plugs are used to temporarily repair punctures in tubeless bicycle tire systems. Set of 5. NOTE: Intended for tubeless bicycle tires using sealant only. Not compatible with inner tube systems.

Having trouble getting at internal nipples? Park's 3-Way Internal Nipple Wrench comes to your rescue. It features a 3.2mm square drive, as well as 5 and 5.5mm hex sockets that slip perfectly into the tight surroundings of most rims. It also utilizes Park's innovative Y-shape design that provides heaps of leverage and comfort.

The Park Tool 758.2 will ream and face the head tubes of bike using the 1.5" standard. The 758.2 is designed for use with the Park Tool HTR-1 or HTR-1B Headtube Facer and Reamer. Must also be used with the 750.2 Centering Cone Adaptor.

Forged with Chrome Vanadium (CR-v) steel, precision ground, heat-treated, plated and polished. The PAW-6 opens to 24mm and features a laser engraved measurement scale and dipped blue handle for comfort.

Park Tool's versatile and durable 8oz Shop Hammer is a perfectly balanced striking instrument built for a wide variety of shop uses. - Forged steel, precision machined striking face - Non marring, replaceable composite tip - Fiberglass shaft with soft touch grip - 8oz (225g) Head - Length: 12" (30.5cm) - Steel striking face: 1" (25mm) diameter - Plastic face: 1-1/4" (32mm) diameter - Replacement tip: Part #293-8

We put together this set of carefully chosen tools to do basic maintenance and cleaning as well as perform a wide variety of repairs and adjustments on just about any bicycle. A perfect way to start or add to your collection of shop-quality bicycle tools. The AK-5 includes a tough toolbox to protect your investment. Kit Includes: - AWS-1 3-Way Hex Wrench - BBB-4 Big Blue Book of Bicycle Repair - CC-4 Chain Checker - CM-5.3 Cyclone Chain Scrubber - CN-10 Professional Cable and Housing Cutter - CNW-2 Chainring Nut Wrench - CT-3.3 Chain Tool - DCW-1 Double-Ended Cone Wrench: 13/14mm - DCW-2 Double-Ended Cone Wrench: 15/16mm - DCW-3 Double-Ended Cone Wrench: 17/18mm - DH-1 Dummy Hub - DT-2 Rotor Truing Fork - FR-5.2 Cassette Lockring Tool - GSC-1 GearClean Brush - HCW-16.3 Chain Whip/Pedal Wrench - HXS-1.2 Professional L-Shaped Hex Wrench Set - MLP-1.2 Master Link Pliers - PAW-12 12" Adjustable Wrench - RR-12 Tape Measure - SD-2 #2 Phillips Screwdriver - SD-3 3mm Flat Blade Screwdriver - SW-0 Precision Spoke Wrench: .127" - SW-2 Precision Spoke Wrench: .136" - TL-1.2 Tire Lever Set - TWS-3 Torx Compatible 3-Way Wrench - VC-1 Valve Core Tool

Park Tool introduced the bicycle world to the 3-way hex wrench set over 30 years ago. Our 3-way wrenches fit perfectly in the palm of the hand and provide excellent leverage, making them a favorite of countless shop mechanics worldwide. AWS-1 FEATURES - 4mm, 5mm, and 6mm hex set - Wrenches made from industrial tool steel, through hardened and tempered for long life - Chamfered tips for a perfect fit

Park Tool introduced the bicycle world to the 3-way hex wrench set over 30 years ago. Our 3-way wrenches fit perfectly in the palm of the hand and provide excellent leverage, making them a favorite of countless shop mechanics worldwide. AWS-3 FEATURES - 2mm, 2.5mm, and 3mm hex set - Wrenches made from industrial tool steel, through hardened and tempered for long life - Chamfered tips for a perfect fit

Upgrades the DT-5 to the DT-5.2. - Four telescoping axle adaptors - Two stand off studs for Flat Mount alignment - 12mm front fork thru axle sleeve

- Precision tool for quickly and easily removing the headset crown race from the crown race seat of the fork - Fully adjustable, allowing precise, independent positioning of each blade around the crown race for flexibility in fitting around crown race interferences - Works with 1,1-1/8,1-1/4,1.5" forks (suspension or rigid) and crown races with outside diameters up to 64mm - Accepts steerers up to 430mm - All steel construction for long life

Park's Bottom Bracket Wrench has 2 ends to fit slotted bottom bracket adjusting cups and cups with raised 16mm wrench flats common on older English and less-expensive bicycles. Please ask if you have any questions whether this wrench is right for your repair.

Big and powerful, Park's Adjustable Wrench is forged from steel and chrome plated for maximum durability. Its jaws open up to 36mm and the torque-friendly, 12-inch handle is vinyl dipped for comfort.

Removes and installs crank caps on Shimano® Hollowtech II® cranks. Includes built in hook to lift the safety plate, speeding crank removal. Steel, investment cast body provides good leverage and includes an option to use with an 8mm hex wrench for removing seized caps.

Park's AV-1 Axle Vise makes repairing and overhauling hubs easier than ever. It prevents your axle from spinning while work is done on the hub and it has two different size receptacles so it will work with both front and rear axles.

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.

- Used when facing BB86/92 bottom bracket shells and reaming is not required - Used in conjunction with HTR-1 head tube reaming and facing set (PK-6710), 750.2 centering cone adapter (PK-6735) and 690-XL facing cutter (PK-6730)

- Used to ream and face BB86/92 bottom bracket shells to an ID of 40.98mm - Used in conjunction with HTR-1 head tube reaming and facing set (PK-6710), 750.2 centering cone adapter (PK-6735) and 690-XL facing cutter (PK-6730)

The BBP-AOS is used in conjunction with the BBP-1.2 Bottom Bracket Bearing Press Kit to extract press fit bottom bracket bearings, cups, and adaptors. The BBP-AOS utilizes an expanding collet and extractor cup system to safely remove bearings without requiring impact. Also included are eight installation drifts for pressing bearings into pre-installed cups. - 8 precision-machined extractor cups and 5 hardened collets for compatibility with most bearing IDs and bearing/cup ODs - 8 installation drifts for standalone bearing installation - Organized in a convenient storage case - Full list of compatible bearing inner/outer diameters found on instructions/parts diagram NOTE: The BBP-AOS requires the BBP-1.2 Bottom Bracket Bearing Press Set for use. The BBP-1.2 and BBP-AOS are also available as a complete set (part # BBP-2).

The BBT-22 is a shop-quality tool for installing and removing Shimano and ISIS Drive splined 20-tooth bottom bracket cups. Made from investment-cast steel, the BBT-22 ensures maximum engagement with the bottom bracket cup. It can be used with a 3/8-inch drive torque wrench, a 3/8-inch ratchet driver, a 32mm wrench, the Park FRW-1 Freewheel Remover Wrench (sold separately), or a 1-inch wrench.

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings, including Chris King ThreadFit T47 & ThreadFit 30 bottom brackets. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. Fits 12-notch bottom bracket tool fittings with a major diameter of 50–53 mm and a minor diameter of 48.2 mm, including: - BBInfinite T47 - Chris King ThreadFit T47 - Chris King ThreadFit 30 - Enduro BBRight Torqtite - Hambini T47 - Rotor T47 External 30mm - Rotor BBright, BB30, BB386EVO, and PF30 thread-together

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 16-notch tool fittings, including Enduro T47 & PF30 bottom brackets. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. Fits 16-notch bottom bracket tool fittings with a major diameter of 52-54 mm and a minor diameter of 48.8 mm, including: - CeramicSpeed T47/86 - Enduro T47 (30mm and DUB spindles) - Enduro BB30/30a TorqTite (30mm and DUB spindles) - Kogel T47 - SRAM T47 DUB - White Industries T47 - White Industries PF30 Thread-Together

Precision CNC machined aluminum tool for the installation and removal of 16-notch external bearing bottom brackets. Featuring updated tooth profiles to optimize the fit between the tool and high performance BB parts. Anodized and laser engraved for easy identification and featuring a ratchet/torque wrench compatible 3/8-inch drive. - 16-notch 39mm OD cups - Fits: Shimano XTR BB93, Dura-Ace BB9000, Token - Added depth to fit Shimano STEPS square drive motor

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 16-notch tool fittings, including Shimano XTR BB93, Dura-Ace BB9000, and Token bottom brackets. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. The BBT-49.3 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 16-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 39-40 mm and a minor diameter (inside of notches) of 37.6 mm, including: - Shimano XTR BB93 - Shimano Dura-Ace BB9000 - Token Also fits chainring lockrings on Shimano STEPS square spindle e-bike systems including: - E6000 - E6002 - E6050 - Replacement for Shimano TL-FC38 tool - 3/8" drive fitting

A precision CNC-machined aluminum tool for the installation and removal of select components with 16-notch tool fittings, including bottom brackets, center lock disc brakes, and e-bike motor lockrings. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. The BBT-69.4 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 16-notch tool fittings with a major diameter (outside of notches) of 44–45 mm and a minor diameter (inside of notches) of 42.7 mm, including: - Shimano BB80, BB5700, XT BB70, BB51, and previous external bearing threaded bottom bracket cups - Threaded bottom bracket cups from Campagnolo, Chris King, FSA MegaExo, Hope, SRAM/Truvativ GXP, Race Face X-type, Surly, Wheels, Fulcrum, and others - Center lock disc brake rotor lockrings - Bafang BBSH, BBS02 mid-drive motor lockrings - 3/8" drive fitting

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