Promax SC-1 Square Taper Chromo JIS Bottom Bracket 113mm Black

Experience reliable performance and enduring quality with the Promax SC-1 Square Taper Chromo JIS Bottom Bracket 113mm Black. Designed for cyclists who value the lightweight efficiency and straightforward design of square taper cranks, this bottom bracket offers exceptional durability and smooth operation. Each unit is meticulously hand-assembled, combining a hollow chromoly spindle with precision-sealed bearings, forged and CNC-machined alloy cups, and a composite center spacer/seal to ensure optimal fit and longevity.

• Hollow chromoly spindle for a perfect balance of strength and reduced weight
• CNC-machined alloy cups delivering precise threading and enhanced durability
• JIS square taper interface, compatible with a wide range of cranks