Shimano BB-UN300-K Bottom Bracket - English 68 x 122.5mm Spindle Square Taper JIS For Chain Case MFPN=00.5018.195.001 4 TCS Tubeless Folding Black

4 TCS Tubeless Folding Black Tough/Fast Rolling TriTec E25

Color Fuel Colorway

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New leak-proof

Shimano BB-UN300-K Bottom Bracket - English 68 x 122.5mm Spindle Square Taper JIS For Chain Case MFPN=00.5018.195.001 4 TCS Tubeless Folding BlackShimano BB UN300 K Bottom Bracket English 68 x 122. 5mm Spindle Square Taper JIS For Chain Case. Shimano BB UN300 Square Spindle Bottom BracketsFits JIS square taper cranksets Crankarm fixing bolts sold separately Hollow spindle TECH SPECS Defined Color Black Bottom Bracket Shell I. D. 1. 37 Spindle Length 122. 5 Spindle Interface Type Square Taper JIS BB Shell Width (mm) 68 BB Frame Interface English