Shop › CRB.XRx.RC23 Image 1 of 1 CRB.XRx.RC23 $439.00 Compatible Pad Shapes to the Cobalt RC23 Include: Wilwood 6617 (17mm) Wilwood 6620 (20.0mm) Compound: Select Compound XR1 XR2 Thickness: Select Thickness 17.0mm 20.0mm Quantity: Add To Cart Added! Compatible Pad Shapes to the Cobalt RC23 Include: Wilwood 6617 (17mm) Wilwood 6620 (20.0mm)