Traxxas TRX-4M Brass Caster Blocks (2) (4g)

Traxxas TRX-4M Brass Caster Blocks. These optional brass caster blocks are an excellent upgrade for your TRX-4M rock crawler. Constructed from brass these add 4g of weight down low on your vehicle keeping it more stable on steep terrain. Upgrade your ride with this easy bolt on option. Package includes one left and one right side brass caster block.