Made of billet aluminum with a black finish Raises accessory floorboards 1-1/2" (not included) Can also be rotated to move floorboards slightly forward and raised approximately 3/4รถ Mounting hardware and instructions included Made in the U.S.A. For use with PART #s 1621-0512, 1621-0513 or OEM #s 50459-06 and 50460-06 only.. FLOORBOARD RISERS FLS/FXS