The traxxas 9712 TRX-4M Defender unassembled body is a detailed replacement shell designed to let you customize and build a scale-ready micro rc crawler. made from durable polycarbonate, this body provides protection for internal components while allowing full access for painting, trimming, and personalizing with decals. engineered for a precise fit, it installs easily using factory mounting points once assembled. compatible with traxxas TRX-4M Defender models.