Lightweight and durable thanks to "Sandwich" technology, where ultra-fine strips of aluminum are embedded into a plastic coating creating tough full fender protection Fenders come with an upgraded safety system which features double UStays and a V-Adapter Includes black stainless steel stays and mounting hardware Same as standard Bluemels fenders but longer, in a matte finish, and with flexible rear spoilers Bolts to unicrown fork, not for use on suspension forks Disc brake compatible 46mm fits 2837mm tires 56mm fits 3847mm tires 75mm fits 2.25"2.6" tires