Shimano Cartridge Bottom Bracket for JIS Square Tapered Cranks & Chain Case

Suits 68mm BSA Threaded Shells

The "K" Model of BB-UN26 Is Approx. 1mm Longer on the Drive Side To Accommodate A Chain Case, Fitting To The Bottom Bracket

110mm Spindle Length

Nylon Left Cup, Steel BB

Includes 2x Bolts

Brand New, Original Shimano Replacement Part

No Outer Box