Shimano 68mm UN55 Cartridge Bottom Bracket

Shimano 68mm UN55 Cartridge Bottom Bracket
The BB-UN55 has an aluminum left cup!
$25.95
Please select options

Details

Shimano's newest cartridge bottom bracket is the UN55.


Choose axle length.

68mm Width (Standard)

Part Numbers

Option MPN Store SKU
68x107mm axle CR5400 BB132
68x110mm axle CR5401 BB134
68x113mm axle CR5402 BB136
68x115mm axle 22832
68x118mm axle CR5404 BB138
68x122.5mm axle CR5405 BB140
68x127.5mm axle CR5406 BB142