The main drive shaft is molded from heavy duty plastic to absorb impacts from rocks

-Fully adjustable brake and throttle functions

Inside sidewall ribbing - provides sidewall support and stability

they work similarly to oversized washers

Growler AT/Extra 1

Hot Racing - Aluminum On Axle Servo Mount, for SCX 2 Upgrade Parts Car and Truck Engine and Servo Mounts The main drive shaft isHot Racing aluminum On Axle steering servo mount for the Axial SCX 2 crawler Trucks FEATURES: Mounts directly to axle Better steering Link geometry Stiffens servo mount CNC machined aluminum, anodized black YOU WILL RECEIVE: One (1) aluminum steering servo mount One (1) Aluminum axle brace One (1) steering link REQUIREMENTS: Installation to the Front Axle