Castle Creations Mamba X SCT 1/10 Brushless Combo w/1412 (2100kV) (5mm Shaft)The Castle Creations Mamba X SCT 1 10 Brushless Combo includes the Mamba X, with the awesome 1412 Sensored motor to create a all in one system perfect for 1 10 scale 2WD and 4WD SCT up to 6. 5lb (4S) as well as 1: 10 scale 2WD buggies and stadium trucks (2S 4S). The Mamba X SCT is going to shake things up. Extremely versatile, and capable of powering a wide variety of applications and vehicles the Mamba X SCT is ideal for racing at the track with your