Shimano Cartridge Bottom Bracket Set Bb-Un55 Non-Splined Type Axle
Shimano Cartridge Bottom Bracket Set Bb-Un55 Non-Splined Type Axle
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Shimano Cartridge Bottom Bracket Set Bb-Un55 Non-Splined Type Axle

$22.00
$22.00
$22.99
Sold out
Shimano UN54 bottom bracket now features a aluminum left hand cup instead of plastic. Sealed bearings and high quality spindle make it last for years and it's maintenance free..