Shimano bb-un300 bottom bracket mtb 122.5mm bsa no bolt

Description

The MTB-OTHERS Bottom Bracket BB-UN300 (122.5MM, Without Fixing Bolt) is crafted to be the unsung hero of your mountain bike’s drivetrain—quietly powerful, exceptionally durable, and engineered for the wildest trails. Its design embraces simplicity without compromise, offering riders a seamless conn