Shimano UN300-K Square Taper English Bottom Bracket (Silver) (BSA) (68mm) (117.5m... - EBBUN300KB17X
Shimano UN300-K Square Taper English Bottom Bracket (Silver) (BSA) (68mm) (117.5m... - EBBUN300KB17X, Shimano UN300-K Square Taper English Bottom Bracket (Silver) (BSA) (68mm) (117.5mm) (For Chain Case) - EBBUN300KB17X