Shimano BB-UN300 Square Type BSA Bottom Bracket Degreaser 23" (Unisex): 80 - 160

23" (Unisex): 80 - 160 lbs

SIDECUT World Cup File Guides with our Trigger Clamping System offer the utmost precision and accuracy

Race fit for maximum performance on the bike

Titanium 0

The fusion of comfort and style without compromise

Shimano BB-UN300 Square Type BSA Bottom Bracket Degreaser 23" (Unisex): 80 - 160SHIMANO Square Type Bottom Bracket MTB Standard Structure FEATURES SHIMANO quality performance cartridge bearing square bottom bracket Better chainline stability with chain line stabilizer 3 structures available Standard, E type, chain case options Adapter material: Aluminum MODEL NO BB UN300 SERIES TOURNEY A070 Series Remarks * w Crank arm fixing screws spec. only ** w Crank arm fixing screws spec. is available Structure Standard Spindle Square type