Shimano BB-UN300 Bottom Bracket - English 73 x 123mm Spindle Square Taper JIS MFPN=1C0701BLU 4" compound dual bead folding

4" compound dual bead folding type tubeless color black weight 840g

1 keyword search quick link keyword search master link keyword search masterlink Reusable No

red number of tools 9 weight 89g

Steadfast Base

Shimano BB-UN300 Bottom Bracket - English 73 x 123mm Spindle Square Taper JIS MFPN=1C0701BLU 4" compound dual bead foldingShimano BB UN300 Bottom Bracket English 73 x 123mm Spindle Square Taper JIS. Shimano BB UN300 Square Spindle Bottom BracketsFits JIS square taper cranksets Crankarm fixing bolts sold separately Hollow spindle TECH SPECS Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 73 Spindle Interface Type Square Taper JIS Spindle Length 123 Defined Color Black