Shadow Symbol Cassette Hub - RHDShadow set out to create the most reliable, refined and well functioning cassette hub possible, it's a next level component that's robust enough to take some serious abuse. Built with a 6061 aluminium hub body with a 14mm nickel chromoly axle and 6mm broach for strength and durability. It features a 1 piece chromoly driver with three sealed bearings, 4 pawls with individual leaf springs for precise engagement so it'll roll for weeks and has consatnt