This is the optional Hot Racing Spline CVD Kit for the Traxxas 1/10 E-Revo / Maxx

GS01 Sawback Side Step Bracket (4)

Size in Inches: 2

and steel internal gears

Construction type : assembly kit

Castle Creations - MONSTER X 25.2V ESC, 8A Peak BEC w/ 1512-1800 KV Sensored Motor Replacement Parts Car and Truck Bearings and Bushings This is the optional HotMamba Monster X is the latest 1: 8 scale and Monster truck controller capable of 2S 6S LiPo, with an 8 amp peak BEC and, it s waterproof*, so you can run your vehicle through morning dew, across soggy snow, or a muddy trail. This is the perfect upgrade for 1: 8 scale buggies, truggies and on road vehicles as well as 1: 10 scale monster trucks weighing up to 15 lbs. It also comes standard with a highly efficient, 30mm ESC cooling fan. Mamba Monster X