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Bottom Brackets

Sunlite BB Cup Set
$4.99
- Fits 3-piece crank set - Includes right and left cup, lockring and bearings - English type - Shell: 68/73mm - Cup Material: Steel - Weight: 123 grams
Sunlite Hex Head BB Axle Bolts
$4.99
- With plastic washers - Shell: 8mm Allen head axle bolt
Sunlite EZ-Off BB Cup Set
$5.99
- Thread: BC 1.37 x 24T - Caged bearing 1/4" x 9 - Fits most square taper cotterless BB axles - Spindle Type: SQR JIS - Cup Material: Steel
Sunlite One Piece BB Set
$6.99 - $14.99
- One-piece bottom bracket cup set - Bearings included - Shell: 68mm - Spindle Type: OPC - Cup Material: Steel - Weight: 265 grams
Sunlite Mini Hex
$7.99
- One-piece bottom bracket cup set - Bearings included - Fits smaller american juvenile/youth sized BB - Shell: 65mm - Cup Material: Steel - Weight: 173 grams
Sunlite BB Cup Set Sealed
$9.99
- Fits 3-piece crank set - Includes right and left cup, lockring and bearings - English type - Shell: 68/73mm - Cup Material: Steel - Weight: 123 grams
Shimano BB-UN26 Cartridge Bottom Bracket
$13.99
BB-UN26 cartridge bottom bracket. - Smooth rotation - Square taper spindle - Sealed cartridge bearing assembly
Sunlite SL-26 BB
$13.99
- Steel body - Steel cups - Chromoly spindle - Sealed bearings - Interface: English - Square Taper JIS - Weight: 305-320 grams
Shimano BB-UN26 E-Type Cartridge Bottom Bracket
$14.99
Cartridge-style bottom bracket for use with E-Type front derailleurs. - Smooth rotation - Square taper spindle - Sealed cartridge bearing assembly
Origin8 XLT Square Taper BB
$17.99
- Designed for fat tire bikes - Chromoly spindle - Sealed bearings
Shimano BB-ES300 Octalink Bottom Bracket
$19.99
Shimano BB-ES300 Octalink V2 Bottom Brackets - Fits Shimano Octalink V2 Spline Cranksets - Crankarm fixing bolts not included
Chris King ThreadFit 24 Conversion Kit #12
$20.99
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
Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.99
Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles. - Fits JIS Square-Taper Cranksets - Hollow spindle - Crankarm fixing bolts not included
Shimano Ultegra Bottom Bracket
$23.99 - $28.99
Shimano's Ultegra bottom bracket uses Pro Tour-proven technology for lighter weight and super smooth spinning, while still maintaining the same level of durability and stiffness. It's available in English, Italian, or Press Fit models.
TruVativ Power Spline Bottom Bracket
$24.00
TruVativ Power Spline Bottom Bracket fits proprietary powerspline design popular as OE spec with many moderate-price TruVativ cranks. • Proprietary spline design popular as OE spec with many moderate-price TruVativ cranks • Crank bolts are included
FSA BB30/PF30 to English Thread Bottom Bracket Adapter
$24.99
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)
Shimano Deore XT Bottom Bracket
$25.99 - $29.99
• Lightweight seal structure removes grams • Durable anodized finish • Includes left and right hand cups, spacers, inner cover, and inner o-rings • Easy installation with TL-FC25 tool • Compatible with 24mm crank spindles • English, threaded: 68/73mm bottom bracket • Pressfit: BB86/92 bottom brackets
Sunlite BB Conversion Kit
$27.99
- American style BB for older 3-piece cranks - American BB for 3-piece cranksets - Fits 68mm American frames - Steel construction - Weight: 517 grams - Shell: 68mm - Interface: 24 tpi - Spindle Type: SQR JIS - Cup Material: Steel
Sunlite SL-55 BB
$30.99
- Forged steel body - Alloy cups - Chromoly spindle - Sealed bearings - Interface: English - Spindle Type: Square Taper JIS - Weight: 290-300 grams
Sunlite Replacement Bottom Bracket
$31.99
- Steel body - Chromoly spindle - Sealed bearings - Repair BB designed to work in frames that have stripped BB threads - Shell: 68mm - Spindle Type: Square Taper JIS - Weight: 360-370 grams
Campagnolo Record Bottom Bracket Cups
$35.00
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 Ultra-Torque Bottom Bracket Adapters
$35.00
- 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
SRAM BB30 Bottom Bracket Assembly
$38.00
Get more distance out of every pedal stroke with SRAM's BB30 Bottom Bracket Assembly. It features sealed bearings for a smooth pedal stroke and impressive reliability. Plus, it presses directly into your frame's BB30 bottom bracket shell for reduced weight and increased longevity.
SRAM DUB Non-Threaded Bottom Bracket
$38.00 - $50.00
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. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility. - Gutter Seal Technology drastically improves sealing against the elements - Sealed cartridge bearings - One oversized spindle to work across every bottom bracket standard - Significantly lighter than GXP system
SRAM DUB Threaded Bottom Bracket
$38.00
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. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility. - Gutter Seal Technology drastically improves sealing against the elements - Sealed cartridge bearings - One oversized spindle to work across every bottom bracket standard - Significantly lighter than GXP system
SRAM GXP Team Bottom Bracket
$38.00
Get the most out of SRAM's high-tech cranksets with the GXP Team Bottom Bracket. Built to last, this super-smooth bottom bracket lets your SRAM GXP crankset (sold separately) spin effortlessly without weighing you down.
Campagnolo Super Record Ultra-Torque Bottom Bracket Cups
$39.90
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
FSA BB90-MegaExo Adapter Bottom Bracket
$39.99
- 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)
Shimano BB-ES51 Octalink V2 Bottom Bracket
$39.99
Shimano BB-ES51 Octalink V2 Bottom Brackets - Fits Shimano Octalink V2 Spline Cranksets - Crankarm fixing bolts not included
Shimano Dura-Ace Bottom Bracket (BB86)
$39.99
Shimano's Dura-Ace Bottom Bracket is perfect for Shimano's Dura-Ace crankset. It features durable composite construction, super-smooth sealed bearings and a plastic sleeve for additional protection.
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