Best Bike Bottom Brackets In September 2026

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In this review, we evaluate the Best Bike Bottom Brackets available today. We have also included a comprehensive guide that helps you pick the best product. We hope that by going through the top 10 Best Bike Bottom Brackets reviews below, you can effectively narrow down your choice and find the most appropriate one you need.

To help you in your search, we have completed this list of the Best Bike Bottom Brackets.

Top Rated Best Bike Bottom Brackets Of 2026

Rank	Product Name	Score
1	Oumers Bike Crank Extractor/Arm Remover and Bottom Bracket Remover with 16mm Spanner/Wrench. Professional Buy Now	9.7 Buy Now
2	SHIMANO UN55 BB Square Taper Bottom Bracket (68x122.5mm) Buy Now	9.5 Buy Now
3	Oumers Bike Crank Extractor and Bottom Bracket Remover with 16mm Spanner Wrench, Bicycle Buy Now	9.1 Buy Now
4	Shimano SM-BBR60 Ultegra / FC-CX70 / 105 Hollowtech II Bottom Bracket Buy Now	8.8 Buy Now
5	Shimano Alivio BB52 Mountain Bicycle Bottom Bracket - SM-BB52 - ESMBB52B Buy Now	8.6 Buy Now
6	SRAM GXP Bottom Bracket, Team Cup English 68/73mm Buy Now	8.3 Buy Now
7	Park Tool BBT-69.2 16-Notch Bottom Bracket Tool - Fits Shimano, SRAM, Chris King Buy Now	8.1 Buy Now
8	BikeHand 3 in 1 Bicycle Bottom Bracket Removal Crank Tool - Compatible Buy Now	7.8 Buy Now
9	Fantasy Life Bicycle Bottom Bracket Wrench Spanner for Shimano Shimano Hollowtech II Buy Now	7.5 Buy Now
10	Park Tool BBT-32 20-Spline Bottom Bracket Tool - Fits Shimano Octalink, SRAM, FSA Buy Now	7.2 Buy Now

1. Oumers Bike Crank Extractor/Arm Remover and Bottom Bracket Remover with 16mm Spanner/Wrench.

• Bike crank extractor/puller: 20 teeth fit, made of high strength steel, great quality ensures that it will not damage the bb teeth. suitable for any 20 teeth splined type bottom bracket and standard square tapered crank sets
• Fit for any brand type bottom bracket.
• Bike bottom bracket remover can be used with either a 24mm socket, wrench or an adjustable spanner.
• A necessary crankset removal tool for outdoor biking, also it is ideal for any home bike mechanic.
• This bicycle crank removal tool set is durable and long lasting

2. SHIMANO UN55 BB Square Taper Bottom Bracket (68x122.5mm)

• Bottom bracket fit - 68mm bsa of eng
• Sealed cartridge bearings

3. Oumers Bike Crank Extractor and Bottom Bracket Remover with 16mm Spanner Wrench, Bicycle

• The crank extractor is used to remove square type crank arms, all you need is either a 58 or 16mm spanner or just an adjustable spanner. also suitable for standard square tapers
• This bicycle crank puller tool suitable for any 20 teeth splined type bottom bracket - generally the type used for any bike with a suntour, shimano, truvativ chainset
• Bike bottom bracket remover can be used with either a 24mm socket, wrench or an adjustable spanner
• Fit for any brand type bottom bracket, durable and long lasting
• Package include: (bike crank repair tool kit) upgrade crank extractor, bottom bracket remover and 16mm spanner

4. Shimano SM-BBR60 Ultegra / FC-CX70 / 105 Hollowtech II Bottom Bracket

• Small ball bearings keep weight low
• 14 g lighter than sm-bb6700
• Smoother than sm-bb6700 (50 % less friction)
• Bearing cups anodized
• Recommended for ultegra fc-r8000, fc-6800, 105 fc-5800, metrea fc-u5000, fc-cx70

5. Shimano Alivio BB52 Mountain Bicycle Bottom Bracket - SM-BB52 - ESMBB52B

• Bottom brackett
• Thread type, 68/73mm, w/adapters
• For mtb/city

6. SRAM GXP Bottom Bracket, Team Cup English 68/73mm

• Gutter seal technology - drastically improves sealing against the elements while reducing seal drag and friction.
• Shell width - fits 68 or 73-millimeter bracket shells. comes with spacers for 73mm.
• Gxp technology - gutter seal design cuts friction, durability and weight improving both feel and performance.
• Frame interface - for mountain and road bikes with english threading.
• Cranksets - bottom brackets are interchangeable between sram and truvativ cranksets but can only be installed with sram cranks.

7. Park Tool BBT-69.2 16-Notch Bottom Bracket Tool - Fits Shimano, SRAM, Chris King

• Fits 16 notch rotor disc lockrings
• Precision cnc machined aluminum, anodized and laser engraved for easy identification, featuring ratchet/torque wrench compatible 3/8" drive
• Fits shimano bb80, bb5700, xt bb70, bb51, and previous external bearing threaded cups
• Also fits many external threaded types for campagnolo, chris king, fsa megaexo, hope, sram/truvativ gxp, race face x-type, surly, wheels, fulcrum, and others
• Compatible with 16-notch bottom bracket tool fittings with a nominal outer diameter of 44mm

8. BikeHand 3 in 1 Bicycle Bottom Bracket Removal Crank Tool - Compatible

• Quality: this bikehand yc-307bb is a triple-ended bottom bracket wrench. 30cm whole length to provide great leverage and is made of high-quality heat treated steel for improved functionality and longer life.
• Compatibility ii : bottom bracket wrench, shimano 16-notch x 41mm: new for 2015. fits shimano bbr60 (ultegra 11-speed 6800 series) and bb-mt800 (deore xt m8000 series ) bottom brackets.
• Compatibility i: shimano 16-notch x 44mm: fits 16-notch, 44mm diameter external bearing bottom bracket cups including shimano hollowtech ii, campagnolo ultra-torque and power torque, race face, fsa, sram, truvativ, chris king, and phil wood outboard bearing. also fits disc brake rotor lockrings with 16 external notches. note: will fit shimano tl-fc24 and tl-fc25 adapters.
• Order now, worry free! we're so confident about our product quality that we can provide a life time warranty ! made in taiwan.
• Compatibility iii: bottom bracket wrench, shimano 16-notch x 39mm: new for 2015. fits shimano xtr bb93 and dura ace bb9000 bottom brackets.

9. Fantasy Life Bicycle Bottom Bracket Wrench Spanner for Shimano Shimano Hollowtech II

• Do not fit: bbr60 ultegra
• High quality: made of high-carbon steel, long time high temperature hardening heat treatment, durable.
• Flexible: it is long enough to give you adequate leverage for installing and removing bb with the force you need.
• Fits for shimano hollowtech ii.
• New design: the black wheel located at the handle end of the tool is for removing the plastic cover at the base of the non-driveside crank arm.

10. Park Tool BBT-32 20-Spline Bottom Bracket Tool - Fits Shimano Octalink, SRAM, FSA

• Features 32mm wrench flats
• Constructed from investment-cast steel
• Fits a wide variety of cartridge bottom brackets, including models from shimano, truvativ, race face, fsa, and others
• Compatible with 22-spline bottom bracket tool fittings with a nominal inner diameter of 31.5mm
• Clears oversized isis drive and octalink spindles