CNC Machined Brass Diff Cover for Big "T" RX-4M (1 pc, black)

Brass components helps with the performance of your Big "T" RX-4M by adding weight strategically at the lower portion of the vehicle, while increasing the durability of your RX-4M as well.  These brass Diff Covers not only adds more weight to the axle for stability, but also helps strength and align the internal gears inside the axle.