Description and materials - New BONZ Pro Light freewheel, with 108 engagement points. - Made from mechanized forged steel gives an ideal resistance for trials. - 9 heat treated steel pawls are offset into groups of three into a tough 36 tooth ratchet, giving 108 engagement points. - Suitable for all cranks and hubs with standard 1,37'' x 24 tpi thread. - 4 large removal pockets, ideal to remove with the common freewheel remover. - Available in 16, 17 and 18 teeth. Dimensions - 16, 17, 18 teeth - 9 pawls - 108 engagement points Finishes - Silver - White laser etched BONZ graphics Weight - 173g