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Bottom Brackets

$13.99
Cartridge-style bottom bracket for use with E-Type front derailleurs.
- Smooth rotation
- Square taper spindle
- Sealed cartridge bearing assembly

$20.00
BB-UN26 cartridge bottom bracket.
- Smooth rotation
- Square taper spindle
- Sealed cartridge bearing assembly

$21.99
Shimano BB-ES300 Octalink V2 Bottom Brackets
- Fits Shimano Octalink V2 Spline Cranksets
- Crankarm fixing bolts not included

$23.99 - $39.99
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
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