NEW Shimano BB-UN300 Bottom Bracket - English 73 x 123mm Spindle Square Taper JIS variant-size-43-5 FSA Platinum ISIS bottom brackets

FSA Platinum ISIS bottom brackets

Constructed using softened rubber to eliminate potential frame damage

Chain Connection Type Single Use Master Link Color Silver Defined Color Silver Drivetrain Speeds 12 Half Link Chain No keyword search Hyperglide+

non-rusting material

Rim Width (Internal): 27

NEW Shimano BB-UN300 Bottom Bracket - English 73 x 123mm Spindle Square Taper JIS variant-size-43-5 FSA Platinum ISIS bottom bracketsShimano BB UN300 Square Spindle Bottom Brackets Fits JIS square taper cranksets Crankarm fixing bolts sold separately Hollow spindle BB Frame Interface English Bottom Bracket Shell I. D. 1. 37 Defined Color Black Spindle Interface Type Square Taper JIS