Precise fit, smooth-rolling operation, long-living performance-what more can you ask for from a bottom bracket? Install a 30mm CINCH crankset friendly PF30 and get riding... and keep riding.

Greased Lightning. This 24mm BB uses quality retainer bearings sealed with waterproof grease and wiper seals for durability and worry-free cranking mile after mile. Taking A Pass On Plastic. This BB uses lightweight 24mm coated steel cups that are precision CNC machined for a solid fit and far...

If every bump in the trail means a creak from the center of your bike as of late, retire your old bottom bracket and replace it with the Shimano XT BB-MT800 Bottom Bracket. Shimano puts the best of its workhorse craftsmanship into this bottom bracket, using durable seals and small ball bearings...

The Shimano XT BB-MT800-PA Bottom Bracket steps up the game with durable bearing seals and smaller bearings than previous models to reduce friction and provide a smooth pedal turn every time you clip in. It's compatible with 89. 5 to 92mm-wide shells with a 41mm internal diameter. This bottom...

In the world of Shimano, the letters XTR stand for the best of the best, and the English-threaded SM-BB93 Bottom Bracket is exactly that. It's tough, extremely lightweight, and sealed to keep out dirt in the worst riding conditions imaginable. The M-BB93 fits 24mm crank spindles and is compatible...

The XTR SM-BB94 Bottom Bracket features reliability and a simple setup with a design that presses easily into our frame for long-lasting use and smooth rotation. It's durable enough for mountain bike use, and it fits a variety of frame designs. Installation is a breeze, and we'll benefit from an...

SRAM has a knack for blowing ahead of the game a bit when it comes to progress. First it was jumping on the one-by train, then twelve-speed, and the new DUB BB30 Bottom Bracket falls right in line with their progressive nature. This handy bottom bracket is more than just a bottom bracket, though...

The SRAM DUB BB30 Ceramic Bottom Bracket uses an oversized spindle to better connect our crankarms while working across every bottom bracket specification. It delivers the smooth, long-lasting power application to our drivetrain that we like, while the ceramic-sealed cartridge bearings keep it...

SRAM's DUB Bottom Bracket Preload Adjuster Kit is used to adjust bottom bracket bearing preload on SRAM DUB cranks being placed into threaded, Press Fit, PF30, BB30, or BB92 shells with the accompanying DUB bottom bracket. The bottom bracket preload adjuster kit includes a screw and outer ring,...

SRAM's new DUB BSA Bottom Bracket takes away the guessing, the stress, and the downright frustration of bottom bracket standards. The DUB BSA loads you up with a bottom bracket that threads into a standard English Threaded shell and pairs with any SRAM DUB crankset, so you won't need to mess with...