The Alienation Illuminati Cassette hub is Alienation's do-it-all street and park hub. It features a 14mm nickel chromoly axle for strength that runs through a 6061 shell and chromoly driver with sealed bearings. Features: Left Hand Drive 36H, 6061 aluminum hub shell 14mm, nickel chromoly hollow axle, w/ 6mm hex broaching 9T chromoly driver 4-Pawl with individual leaf springs for precise engagement 24 tooth ratchet ring, 15 degress of engagement Removable plastic hub guard for non-drive side 19.4oz (w/ guard)