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Bottom Brackets

$19.95 - $19.99
- Simple and reliable square taper bottom bracket - Replaces both BB-UN26 and BB-UN55 - Sealed cartridge bearings - Cr-Mo axle - For bicycles equipped with a chain case, select BB-UN300-K - For E-type front derailleur compatibility, choose BB-UN300-E - Fixing bolts not included; Shimano FC-E6000 bolts suggested
$39.99
• 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
$49.99
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.
$44.99
Designed to be used with X-Type or EXI cranksets. Manufactured from high strength aluminum & featuring custom retainer bearings. Features • BB Cups are forged & CNC machined from 6066 aluminum. • Tapering wall construction to minimize weight. • Custom 6805 16 ball retainer bearing • Bearings feature our custom triple wiper seal to better retain grease & keep contaminants out. • Bearings are factory filled with Phil Wood waterproof grease — tested & proven to extend bearing life.
$19.99 - $24.99
High performing square bottom bracket interfaces with English frames. - Fits square-taper spindle cranksets - Alloy adjustable cups - Includes 2 axle bolts
The Shimano BB-MT501 bottom bracket for Hollowtech II provides better sealing and rotation to delivery high driving efficiency. English (BSA) threaded bottom bracket Fits 68 and 73mm frame bottom bracket shells For use with MTB Aluminum threaded cups
- Tiagra-level Hollowtech II bottom bracket - Compatible with all road Hollowtech II cranks
- Designed for fat tire bikes - Chromoly spindle - Sealed bearings
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