This is an optional set of Traxxas TRX4M Brass Front Steering Blocks.
Left and right brass steering blocks add 7 grams of valuable weight to the lowest part of your TRX-4m™ for improved anti-rollover stability and superior rock-climbing capability. The steering blocks are carefully machined to preserve TRX-4M’s trail-tuned steering and suspension geometry. Includes 2.5x12 mm screws (2) and 2x6 mm