Shimano BB-UN300 Square Taper Bottom Bracket (68-113mm)

Description

Shimano BB-UN300 Square Type Bottom Bracket – Durable Performance for MTB Riders The Shimano BB-UN300 is a high-quality, performance-oriented cartridge bearing bottom bracket designed for mountain bikes with a 68mm BSA threaded shell . Featuring a JIS square taper spindle , it provides reliable powe