ST Racing Concepts CNC Machined Brass Hex Adapter for Traxxas TRX-4 SPTST8269BR

Provides a more solid contact to the wheel and is less likely to strip or round off the wheel hex while adding 25 grams all around the truck. These hex are also +3mm wider than stock, giving your TRX-4 a more stable wider stance of 6mm increase in width total.