Furitek Axial UTB18 Stinger Brushless Power System. This powerful brushless system is an excellent upgrade intended for the Axial UTB18 rock crawler. With its smaller size and lightweight, this powerful combo offers high torque and incredibly low speed control with a mix of high speed performance. The motor was designed for superb crawling control and uses the FOC technology from the Lizard Pro ESC to eliminate cogging and bring your Axial UTB18 Capra to the next level of performance. Included with this system is the Lizard Pro ESC with Bluetooth module giving you incredible control, a plethora of adjustable features and a bulletproof design. With Furitek FURICAR mobile phone app and Bluetooth module, users can set up any parameters on the fly without touching the truck, creating seamless adjustments for your favorite settings.