This is an optional XRAY XB2 Composite Right C-Hub (Graphite).
GRAPHITE molded composite C-hub for RIGHT steering block. The specially-formulated graphite composite material is a perfect balance between reliability and performance. Makes the handling more predictable. For use with matching left C-hub XRA322220-G.
This GRAPHITE C-hub is suitable for most track conditions, especially for high & very high traction tracks.