Shimano UN300-K Square Taper English Bottom Bracket (Silver) (BSA) (68mm) (118mm)... - EBBUN300KB18B
Shimano UN300-K Square Taper English Bottom Bracket (Silver) (BSA) (68mm) (118mm)... - EBBUN300KB18B, Shimano UN300-K Square Taper English Bottom Bracket (Silver) (BSA) (68mm) (118mm) (For Chain Case) - EBBUN300KB18B