WALGUN Threaded BSA 30mm Ceramic bike Bottom Brackets
WALGUN threaded BSA 30mm ceramic bottom bracket-BSA30 is made of 6806 sealed ceramic bearings and 7075 aluminum alloy (full CNC machining). The inch thread is suitable for 30mm shaft diameter cranks. BSA30 is suitable for 68mm road bikes and also compatible with 73mm mountain bikes.
From the day of purchase, within 12 months of product quality problems, we bear all the costs of repairing it. (Does not include product problems caused by your improper use)