68 mm Bicycle Bottom Brackets
The bottom bracket shell width is the width, in millimeters, of the frame where the bottom bracket is mounted.
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The bottom bracket shell width is the width, in millimeters, of the frame where the bottom bracket is mounted.
Showing 205 products:
High quality hybrid ceramic bearings with specially designed cups to allow for the smoothest and longest lasting bottom brackets BSA-24: … read more
your price $178.00 + ships free
Machined aluminum bearing cups thread in to a standard BSA frames. Includes replacement dust covers and sealsCNC-machined aluminum shell for precise … read more
your price $114.00 + ships free
American style BB for older three piece cranks American BB for 3-piece cranksets Fits 68mm American frames Steel construction … read more
your price $36.19
Machined aluminum shell threads together for precise bearing alignment and frame fit, reducing bottom bracket creaking and premature bearing wear. … read more
your price $110.00 + ships free
Origin-8 ISIS Bottom Bracket is everything you need to get your wheels rolling. It features a hollow chromoly spindle that adds stiffness but cuts down … read more
15% offretail $65.99 your price $56.09 + ships free
The game-changing DUB family goes ceramic. While DUB has been simplifying the game, eliminating compatibility frustration and confusion for years, the … read more
$64 offretail $263.00 your price $198.44 + ships free
The SRAM DUB bottom bracket series has a simple job- to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. … read more
8% offretail $38.00 your price $34.94 + ships free
The Problem Solvers Bushnell Eccentric Bottom Bracket is the industry leading design for chain tension adjustment on tandem and dedicated single speed … read more
your price $179.99 + ships free
The Shimano BB-RS501 bottom bracket features an enhanced seal construction to provide long-lasting performance and service life. BB Shell Width (mm): … read more
your price $19.99
Pedal smooth and steady with the Origin-8 Torqlite Square Taper Bottom Bracket. The CNC'd spindle is hollow to make it light weight and the sealed cartridge … read more
15% offretail $53.39 your price $45.39 + ships free
FSA BB-6000 MegaExo bottom brackets Features alloy cups, composite center tube and stainless bearings Due to varying dimensional … read more
your price $56.00 + ships free
Easton bottom brackets have been developed for use in combination with Easton EC90 SL cranksets. Bottom brackets are an essential part of the bicycle … read more
your price $59.99 + ships free
Forged alloy body and cups CNC hollow chromoly spindle Sealed cartridge bearings SHIMANO Equivalent BB-UN55 … read more
16% offretail $53.99 your price $45.39 + ships free
Standard JIS square taper to fit the Sugino Messenger arms Lightweight aluminum cups, retainers, lockrings, CrMo spindle, shield included … read more
your price $96.00 + ships free
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
your price $16.99
Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle … read more
your price $16.99
FSA (Full Speed Ahead) MegaEVO Bottom Brackets Threaded bottom bracket that allows the use of 386 EVO crank on a standard frame with English shell … read more
your price $61.00 + ships free
BB Shell width 68mm BSA thread JIS-square Cr-Mo hollow axle Aluminum cups Item Specifications BB Shell Thread: … read more
your price $19.99
Sugino Track 75 Bottom Brackets. Loose bearing retainers and cups, square taper BB spindle. Sugino 75 Track BB set with ISO tapered spindle Loose … read more
$59 offretail $250.00 your price $190.99 + ships free
Sugino square taper BB3. Designed by Sugino for use with RD48 cranksets. Cartridge BB set with tapered spindle Shimano-compatible … read more
your price $59.00 + ships free
"Every year bikes change, styles and trends evolve, old bikes are in need of repairs and new bikes are waiting for that personal touch. We provide the means to keep your bike on the road and fun to ride!"
"Incremental enhancements. Perpetual improvements. Revolutionary Innovation. When advancements are continuously made to every attribute of every component, the result is overall performance that is simply second to none. And to real cycling enthusiasts, there is nothing more gratifying then achieving the ultimate ride. And the best part is we just keep making it better. This is what SRAM is all about."
"Shimano practices good local citizenship, pursues continued access to those areas that are enjoyed by outdoor enthusiasts, and is committed to minimizing our impact on the environment."
"We move forward with a desire to deliver the best possible components to our customers and a determined spirit of competition."
"Campagnolo puts all of its professionalism and expertise into the manufacture of its components in Via della Chimica plant in Vicenza. All production takes place exclusively within Campagnolo's own plants, so that product development can be a fully integrated part of the process. Every step in the process, from design and engineering to testing and industrialisation, takes place within Campagnolo facilities. Campagnolo even develops its own tools, machinery and technology so that it can produce only the very best components and wheels for racing bicycles."
"Upgrading your hubs, bottom brackets and pulleywheels will give you exactly what you need. CeramicSpeed bearings reduce friction, improve power transfer and have greater longevity."
Learn more about CeramicSpeed
"Simplicity is the hardest design principle to follow; It's at the heart of our approach to eclat."
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Length
The bottom bracket shell width is the width, in millimeters, of the frame where the bottom bracket is mounted.
Bottom brackets must fit the frames interface type. For example, an english threaded bottom bracket can only be installed on a frame that accepts english threading.
GXP is a SRAM standard. The cranks have a 24mm spindle on the drive side and a 22mm spindle on the non-drive side.
This is the part number or identifier for this item from the manufacturer
DUB is a SRAM standard, which stands for Durable Unified Bottom bracket. DUB cranks have a 28.99mm spindle.
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Shimano Hollowtech II is Shimano's 24mm spindle standard.
FSA’s MegaExo spindle is 24mm in diameter, uses a “Square Spline”.
386 EVO bottom brackets are a variant of PF30. They accept cranks with a 30mm spindle and shell width of 86.5mm.
e*Thirteen P3 connect cranks use a 30mm spindle.
RaceFace CINCH bottom brackets are for 30mm spindle cranks.
Rotor 3D+ is for 30mm spindle cranks.
Splined Bottom bracket specific to FSA Power Drive Cranks.
Praxis M30 crank spindle specific 30mm drive bearing/28mm nondrive bearing. Requires M30 socket tool or M30 wrench for installation and removal.
The FSA MegaEXO 19 is specific to FSA cranks with a 19mm spindle.
BB30 / PF30 bottom brackets accept cranks with 30mm spindles and are available in a variety of shell widths.
This is an older standard that was used on some Shimano cranks. Some common Octalink V1 cranks models include, XTR (BB-M952), Dura-Ace BB-7700, Ultegra (BB-6500) and 105 (BB-5500).
392 EVO bottom brackets are a variant of PF30. They accept cranks with a 30mm spindle and shell width of 91.5mm.
Some common Octalink V2 cranks models include Deore XT (ES70/71), Deore XL (ES70/71), Deore (ES50/51), FC-M752, FC-M751, FC-M572, FC-M571, FC-M510-8 & FC-M440-8 cranks.
FSA’s MegaExo Light spindle is 24mm in diameter, uses an “Arc Spline,” and is used on K-Force Light, SL-K Light, and the Team Issue cranks.
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