This is the Arrma 15T 0.8 MOD Pinion Gear. FEATURES: Standard pinion gear for the Arrma Brushless Fury, Brushless Mojave and the Brushless Vorteks, optional for all other Arrma vehicles Hardened steel construction YOU WILL RECEIVE: 15T 0.8 MOD Pinion Gear with Set Screw jxs 12/10/13 ir/jxs updt jxs 09/03/14 &