Bottom Brackets

- Forged and CNC-machined aluminum with precision sealed bearings for 2-pc cranks and 24mm spindles - BSA 1.37"x24T for 68/73mm shells

- Super low-friction external-type 24mm BB specifically for BMX Racing - Features titanium-coated SUS bearings, low-friction seals and lightweight lube - Titanium coating offers corrosion resistance and smoother-rolling bearings

Campagnolo's Record Bottom Bracket Cups are perfect for your Campy Ultra-Torque crankset (sold separately). They are constructed from anodized aluminum for light weight and excellent durability. They are available in English and Italian thread. • Italian: 70mm • English: 68mm

Campagnolo's Super Record Ultra-Torque Bottom Bracket Cups are perfect for your Campy Ultra-Torque crankset (sold separately). They are constructed from anodized aluminum for light weight and excellent durability. They are available in English and Italian thread. • Italian: 70mm • English: 68mm

- Adapters press directly into specific PF30, BB30, BB86 or BBright frames and allow the use of standard Ultra-Torque (UT) crank sets and EPS components - Updated design increases surface area contact with the frame's bottom bracket, reducing the possibility of noise from frames with slight imperfections - Ultra-Torque OS Fit BB-cup tool is required for adapter installation

Campagnolo's Power-Torque Bottom Bracket Cups are perfect for your Campy Power-Torque crankset (sold separately). They are constructed from anodized aluminum for light weight and excellent durability. They are available in English and Italian thread. • Italian: 70mm • English: 68mm

Campagnolo's Power-Torque OS-Fit Integrated Bottom Bracket Cups let you install your Power-Torque crankset (sold separately) into an oversize bottom bracket shell. They are constructed from anodized aluminum for low weight and excellent durability. And, they're available to fit frames with BB30 and BB86 bottom bracket shells.

Features three sealed cartridge bearings. - Fits Daytona, Racing Triple, Centaur, Veloce and Mirage, 1193 and later Athena and pre-1995 Record and Chorus - 115mm spindle recommended for triple cranks and 32 or 35mm seat tubes - Unique taper is not compatible with Shimano - Weight: 233 grams

- Adapters press directly into specific PF30, BB30, or BB86 frames and allow the use of Power Torque System (PTS) crank sets and EPS components - Ultra-Torque OS Fit BB-cup tool is required for adapter installation

Compatible only with Record or Chorus square taper cranks. Features three cartridge bearings and a chromoly steel spindle. - 3 sealed cartridge bearings, 2 on the drive side, 1 on the non-drive side - Removable cups are machined from 7000 series aluminum - Unique taper is not compatible with Shimano - Weight: 220 grams

Campagnolo's Record Pista Bottom Bracket is a masterpiece of refinement thanks to its gossamer carbon/aluminum cartridge, easy-spinning bearings and lightweight aluminum cups.

Chris King's Bottom Bracket Conversion Kits make sure that you can match up your frame with your cranks, all while enjoying the super smooth performance of King's in-house stainless steel bearings. These adapters are compatible with frames that feature a Press Fit 30 bottom bracket.

All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used. - 68mm Threaded BB Shell - 24mm Mountain Cranksets - Common Cranks: Shimano mountain, FSA mountain, FSA SLK Light, Gravity, Race Face mountain, Rotor, Surly - Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket

All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used. - 73mm Threaded BB Shell - 24mm Mountain Cranksets - Common Cranks: Shimano mountain, FSA mountain, FSA SLK Light, Gravity, Race Face mountain, Rotor, Surly - Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket

All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used. - 68mm Threaded BB Shell - 24mm Road Cranksets - Common Cranks: Shimano Road, FSA road, Rotor - Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket

Chris King's Bottom Bracket Conversion Kits make sure that you can match up your frame with your cranks, all while enjoying the super smooth performance of King's in-house stainless-steel bearings. These adapters are compatible with frames that feature a Press Fit 24 bottom bracket.

All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used. - 68mm Threaded BB Shell - 24mm to 22mm Stepped Mountain Cranksets - Common Cranks: SRAM mountain, Bontrager mountain, TruVativ mountain, Zinn mountain - Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket

All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used. - 73mm Threaded BB Shell - 24mm to 22mm Stepped Mountain Cranksets - Common Cranks: SRAM mountain, Bontrager mountain, TruVativ mountain, Zinn mountain - Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket

All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used. - 68mm Threaded BB Shell - 24mm to 22mm Stepped Road Cranksets - Common Cranks: SRAM road, Bontrager road, TruVativ road, Zinn road - Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket

All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used. - 100mm Threaded BB Shell - 24mm to 22mm Stepped Mountain Cranksets - Common Cranks: SRAM mountain, Bontrager mountain, TruVativ mountain, Zinn mountain - Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket

Our Press Fit 24 bottom bracket is machined to aerospace-level tolerances to ensure that your bike has the precision fit that you have come to expect from Chris King’s legendary components. Each Press Fit 24 bottom bracket includes our exclusive fully serviceable made-in-house bearings that integrate with our easy-to-use grease injection system to create a bottom bracket with unparalleled performance and durability. - Engineered, manufactured and assembled in Portland, Oregon USA - 5 year built-to-last warranty - Easily serviceable with our integrated grease injection tool - Legendary in-house made bearings - Responsibly lightweight - Available ceramic bearing upgrade - Designed for BB shells with a 41mm ID (Inner Diameter) measurement - Conversion kits available for most crank sizes

Our ThreadFit 24 bottom bracket is designed and built to be durable, serviceable, and silent. Manufactured to create a precise and functional interface between your frame’s bottom bracket shell and your cranks to ensure that your cranks will spin lightly and without interference. We have developed a range of conversion kits that allow our ThreadFit 24 to be used with a wide selection of road and mountain bike cranks. - Engineered, manufactured and assembled in Portland, Oregon USA - 5-year built-to-last warranty - Legendary made-in-house bearings - Responsibly lightweight - Easily serviceable with our integrated grease injection system - Find your fit with our required conversion kits - Ceramic bearing upgrade available

Our ThreadFit 24 bottom bracket is designed and built to be durable, serviceable, and silent. Manufactured to create a precise and functional interface between your frame’s bottom bracket shell and your cranks to ensure that your cranks will spin lightly and without interference. We have developed a range of conversion kits that allow our ThreadFit 24 to be used with a wide selection of road and mountain bike cranks. - Engineered, manufactured and assembled in Portland, Oregon USA - 5-year built-to-last warranty - Legendary made-in-house bearings - Responsibly lightweight - Easily serviceable with our integrated grease injection system - Find your fit with our required conversion kits

Dimension American bottom bracket for one-piece cranks. - Include cups, bearings and cones - 24 tpi

Tech specs: - BSA: 91g - PF30: 117g - BB86: 66g - BB386: 103g

- Enables the use of a MegaExo (24mm spindle) crankset on a BB90 (Trek Madone) frame - Choose MegaExo carbon (ceramic bearings with red-anodized aluminum shields) or alloy (stainless steel bearings with black plastic shields)

Running a conventional threaded bottom bracket on your BB30 or PF30 frame doesn't have to be complicated. This press-fit adapter from FSA goes in snug and opens up a lot of crankset possibilities for your BB30/PF30 frame. - Aluminum - Allows conventional threaded bottom brackets to be installed in a BB30 or PF30 frame - Install with headset press (not included) and green Loctite (included)

This FSA Bottom Bracket allows you to run MegaExo and other 24mm spindle cranksets with a BB86/BB89.5/BB92 frame. - Intended for road use - Steel bearings

This FSA MegaExo bottom bracket is for use MTB MegaExo cranksets with 24mm spindles. - Sealed bearings - Die-cast then CNC machined alloy bearing cups - Composite Di2-compatible adjustable center sleeve

There's precious little that's better than a fresh bottom bracket. This complete FSA BB30 Bottom Bracket contains 2 stainless steel bearings, 2 C-Clips, 2 dust covers, and 1 adjustment washer.