This is the Hot Racing Traxxas TRX-4M Brass Differential Cover. This optional brass differential cover was constructed from high quality brass and is a great way to add 20g of unsprung weight to lower the center of gravity and increase the durability of the front and rear TRX-4M axles

Features:

• Perfect fit for the TRX-4M
• High quality brass
• 20g of unsprung weight

Includes:

• (1) 20g Brass Differential Cover