Perfect replacement for your old flywheel, perfect operation, best performance and maximum safety and longevity. Hollow design, lightweight, super wear-resistant steel. Shifts will be smoother and quieter. Suitable for mountain bikes, bicycles, etc. High pressure steel plate, nickel and chrome plated.
Color: 11S 11-42T Package size: 18 x 18 x 5 cm; 562.5 g
