Traxxas TRX-4M Aluminum Caster Blocks (Red) (2)

Traxxas TRX-4M Aluminum Caster Blocks. These optional caster blocks are an excellent upgrade for your TRX-4M rock crawler. Constructed from 6061-T6 aluminum these heavy duty caster blocks not only increase strength and precision but look amazing with their durable anodized finish. Upgrade your ride with this easy bolt on option. Package includes one left and one right side caster block.