AERODYNAMIC DESIGN FOR COMPETITION The HobbyWing XeRun XR10 G3S Justock ESC and 10.5T Brushless Motor Combo is specifically crafted for Stock Spec Racing, including ICC, IOCC, USVTA, TOUR, and Oval racing. RELIABLE SPEED CONTROL This speed controller features a fixed timing setting of 0 degrees, ensuring uniformity and fairness amongst drivers using identical competition motors, promoting equal racing conditions. INNOVATIVE PROTECTION MECHANISMS The ESC includes built-in capacitors, eliminating the hassle of external installation while saving space. It also has a reverse connection protection circuit to safeguard against battery connection errors. MULTIPLE SAFETY FUNCTIONS Equipped with several protective features such as low-voltage cutoff, over-temperature protection, and fail-safe functionalities, this ESC prioritizes your racing safety and performance. ADVANCED PROGRAMMING OPTIONS Easily adjust parameters using the multi-function LCD program box pro or OTA programmer for on-the-go settings. Various RPM limits can be configured to meet a multitude of racing requirements. HIGH-PERFORMANCE BRUSHLESS MOTOR The motor is designed to meet ROAR and IFMAR regulations, featuring high-quality materials that ensure superior performance. The integrated Hall sensor and insulated windings facilitate efficient power delivery. Experience the thrill of racing with precision-engineered components crafted for competitive excellence.