Features: Engineered for general compatibility, this 12mm car part seamlessly fits WRC1/8, HPI WR8, , and Laibalo 1/10 models, crafted from high grade plastic to deliver small durability and accuracy control during high speed maneuvers. The shock absorbing plastic structure minimizes shaking effect while maintaining optimal weight distribution, ensuring extended component life across hard terrains and competitive racing conditions. Ideal for enthusiasts seeking performances upgrades, hobbyists restoring vintage models, and parents engaging in STEM focused bonding through vehicle customization. Dominates both professional racetrack and backyard obstacle courses, offering tournament grade responsiveness on sand, grass, and asphalt surfaces with tool without installation for fast configuration changes. Optimizes airflows dynamics around critical drivetrain components through its ribbed design pattern, reducing friction induced heat buildup during prolonged meeting while maintaining dimensional stability across temperature variations. Specifications: Component : Plastic Dimaeter: about 78mm/3.07inch Thickness: about 30mm/1.18inch Package Includes: 1 set unite Tyre note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.