julio 22, 2026
Option: 1, 68×113mm 2, 68×117.5mm 3, 68×123mm —————————————————————————— Note: Some batch with white coating on the left cup —————————————————————————— Model: BB-UN300 Type: Square taper Shell width: 68mm Shell thread: BC1.37" x 24T Axle length: 113mm / 117.5mm / 123mm Adapter material: Aluminum Comes with axle bolts Square taper spindle,easy installation SHIMANO quality/performance bearing square bottom bracket Better chainline stability with chain line stabilizer