Durable and reliable square taper bottom bracket with BSA threading

Refresh your drivetrain and enjoy smooth, quiet pedaling on your city bike, commuter, or mountain bike with this genuine Shimano square taper bottom bracket. Built around a traditional square taper spindle, it provides a solid, precise, and wobble-free connection for your crankset.

This specific configuration features a 68 mm shell width and a 113 mm total spindle length, making it compatible with a wide range of standard square taper cranks. Utilizing English BSA threading (1.37" x 24 tpi) and sealed cartridge bearings, it effectively seals out dirt, mud, and water for long-lasting performance with minimal maintenance.

• 113 mm Spindle Length: Precise spindle length to ensure optimal chainline with compatible cranks.
• 68 mm Shell Width: Designed for standard 68 mm frame bottom bracket shells.
• BSA Threading: Standard English thread sizing (1.37" x 24 tpi) for broad frame fitment.
• Sealed Cartridge Bearings: Keeps water and road grime out for smooth, low-maintenance spinning.
• Shimano Reliability: Proven manufacturing quality, perfect as a replacement or repair part.