Arrma AR310124 48P 18T Pinion Gear FEATURES: Hardened steel construction Stock replacement pinion gear for the Arrma Vortex, Granite, Fury and Mojave Optional for the Arrma Raider and A INCLUDES: 48 Pitch 18 Tooth Pinion Gear with Set Screw jxs 11/09/11 ir/jxs INCLUDES: 48 Pitch 18 Tooth Pinion Gear with Set Screw jxs 11/09/11 ir/jxs