Direct fit, one piece, stainless-steel spoke-mounted rear rotor Also fits HD Aggressor front wheels when used with Enforcer style bolt hats Slotted rotor grooves improve performance under heavy braking by lowering brake fade from high-temperature brake pads outgassing, by allowing gases to escape through the slots, improving braking consistency Made in the U.S.A.. ROTOR REAR 1 PIECE 11"MACHINE FINISH PAN AMERICA