The Hot Racing Traxxas TRX-4 Modular Brass Metal Knuckle Portal Cover adds a total of 144 grams of unsprung weight down low where it needs to be.
- CNC machined solid brass
- Three ways to add Opential weight to vehicle for greater stability.
- Three rotated mounting position weight distribution for better performance
- Direct replacement for factory plastic steering knuckles Portal Gear Cover (TRA8251)
- Weight 72g each (with out hardware)