Promax SC-1 Square Taper JIS Chromoly Bottom Bracket (Black) (BSA) (108mm) - PX-BB13CM108-BK
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Promax SC-1 Square Taper JIS Chromoly Bottom Bracket (Black) (BSA) (108mm) - PX-BB13CM108-BK, Promax SC-1 Bottom Brackets are the perfect choice for those who still prefer the low weight and simplicity of square taper cranks. Each bottom bracket is hand assembled using a hollow chromoly spindle, precision sealed bearings, forged and CNC-machined alloy cups and a composite center spacer/seal. Features: Hollow chromoly spindle CNC-machined alloy cups JIS square taper Specifications: Frame Interface: BSA/English Threaded Spindle Interface: Square Taper JIS Bottom Bracket Shell ID: 1.37 Shell Width: 68mm Spindle Lengths: 108mm or 113mm Color: Black Weight: 246g (108mm)