CA906284 - Carson open-endbell 55-turns dual brushed motor, Launcher series, specially designed for R/C rock crawlers, scalers and trucks. Easily equip or upgrade your crawlers of any brand for more low-end torque and slower wheel speed while crawling. This motor has ball bearings, removable brushes and springs, removable and rectifiable rotor, completely alloy-made head, strong magnets and brushes heatsinks. Doesn't need expensive ESCs to work !