Performance MacHine 6-Piston Frt Caliper Lt 13 Chr FLH FLST FLT FXD FXST VRSC XL Chrome calipers are highly polished then chromeplated Work with OEM-style or Performance Machine rotors Contrast Cut finish starts with a polished caliper that has been black anodized, then recut to open the design Dual-disc applications require a left and right caliper Designed for 13in. rotors