SPMXSEMC08 Firma 60A Brushless Smart ESC / 2100Kv Sensored Motor Crawler Combo. The Spektrum Firma Sensored Smart ESC System is specifically engineered to be used with 10th scale Crawlers and Scalers. Featuring advanced Smart connectivity, professional Drag Brake Performance and torque control, all while being fully waterproof. Pro-level Performance Sensored Motor and ESC. Fast, powerful […]