Features: l Thicker design, more solid. Increase the protection area l Light weight, will not increase the extra load of the RC car l Make your model car more cool and attractive l Nice replacement for broken or old one, make your device work properly Specification: l Applicable Model: for TRAXXAS TRX-4 series models l Size: 40x177mm Package Includes: l 2x Chassis, 4x Screws