We're open until 6:00p EST

Shimano, BB-UN300 XL118, Square Taper BB, British, 68mm, : 118mm, Silver

Simple and reliable square taper bottom bracket Replaces both BB-UN26 and BB-UN55 Sealed cartridge bearings Cr-Mo axle
In stock
Delivery time: Most items ship within 48 hrs , excluding weekends and holidays.

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