CNC machined from billet aluminum Simple bolt-on installation Replace cap on stock master cylinders Interchangeable RSD logo badge Available in chrome, Contrast Cut™, Black Ops™ and Machine Ops™ finishes Contrast Cut™ finish starts with a polished cylinder cover that has been black anodized, then recut to open up the design Black Ops features gloss black on top of contrasting textured black for outstanding durability and good looks Machine Ops™, RSD's newest finish, is a fusion of textured natural aluminum and detailed machining that exposes the true beauty of our aluminum alloy, then dips the fresh machined parts in a slick clear anodize to protect the surface while keeping its raw aesthetic protected Made in the U.S.A.