CNC Machined Precision Alum. C-Hubs for Axial Wraith (1 pair) Green Our CNC Machined Aluminum Front Steering knuckles greatly improves the durability on your Axial Wraith, and improves the steering response by taking out any flex of the stock plastic unit. The C-Hubs also adds more durability and take away any unwanted flex for the Axial Wraith and it has the same dimensions and adjustability as the stock plastic unit. please note: Steering Knuckles and C-hubs are sold separately.