ST Racing Concepts has released a range of brass option parts for the new Traxxas TRX-4M.   These brass components helps with the performance of your TRX-4M by adding weight strategically at the lower portion of the vehicle, while increasing the durability of your TRX-4M as well.  The brass Caster Blocks and Steering Knuckles features the … Continue reading STRC Traxxas TRX-4M Brass Option Parts