Powerhobby Brass C Hub & Steering Knuckles FOR Traxxas TRX-4M Defender / Bronco Short Course **Must be used with Progressive-1

**Must be used with Progressive-1 Rocker Arm Set

Comes with hard plastic case

The trade-off is that it bottoms out more readily on heavy landings and can feel lazy on a high-bite groomed track

Dimples for body post hole placement

A stiffer spring holds the chassis higher under its own weight

Powerhobby Brass C Hub & Steering Knuckles FOR Traxxas TRX-4M Defender / Bronco Short Course **Must be used with Progressive-1Powerhobby Brass C Hub & Steering Knuckles Traxxas TRX 4M Defender Bronco Features: Compatible with: Traxxas 1 18 TRX 4 M Defender Bronco High Precision CNC machined, perfectly fitment Includes left and Right