Shimano Bottom Bracket, Square Taper, 68 x 110mm, UN55
Shimano UN55 Bottom Bracket
- Sealed cartridge design offers smooth performance, longer life and less maintenance
- Features a hollow spindle with an aluminum cup on the nondrive side
- Square Taper Spindle Interface Type
- English Thread Type
- 110 mm Spindle Length
- 68mm Shell Width
Price: $24.99


