Traxxas TRX-4M Brass Lower Shock Retainer (4) Hex Adapter Kit while the brake disc-shaped wheel

while the brake disc-shaped wheel hubs add an extra touch of realism

Hardened clutch bell or pinon gear

Its lightweight construction enhances maneuverability without compromising structural integrity

True-to-scale Mercedes-Benz G 63 AMG body

Nylon Injection Molding

Traxxas TRX-4M Brass Lower Shock Retainer (4) Hex Adapter Kit while the brake disc-shaped wheelTraxxas TRX 4M Brass Lower Shock Spring Retainer. These optional spring retainers are an easy way to upgrade your TRX 4M rock crawler. Constructed from machined brass these add weight low on the vehicle helping to improve crawling performance. Package includes four brass spring retainers.