This is an optional XRAY XB2 Composite Left C-Hub (Graphite).
GRAPHITE molded composite C-hub for LEFT 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 right C-hub #322210-G.
This GRAPHITE C-hub is suitable for most track conditions, especially for high & very high traction tracks.