This Xray factory replacement right-side C-hub is molded from composite material and set to a 9-degree caster angle, providing a specific geometry tuning option for the front suspension. It is a direct-fit part for the Xray XB4 and XT4 platforms. The composite construction keeps weight low while maintaining the structural integrity needed for off-road racing conditions. Features: 9-degree caster angle for precise front-end geometry tuning Right-side fitment Composite construction for lightweight durability Compatible with Xray XB4 and XT4 platforms 7/7/26 cs