Shimano, BB-UN300 LL113, Square Taper BB, British, 73mm, : 113mm, Silver

Description

* 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