Shop › CRB.XRx.RC74 Image 1 of 1 CRB.XRx.RC74 $245.00 Cobalt RC74 - Narrow annulus D961 (41.25mm Annulus) Compound: Select Compound XR1 XR2 XR3 XR4 XR5 Thickness: Select Thickness 15.0mm Quantity: Add To Cart Added! Cobalt RC74 - Narrow annulus D961 (41.25mm Annulus)