Description Aprilia RS660 Underslung Caliper hanger for the 2020 onwards Models Our underslung caliper hanger is designed to be used with our quick release kits, so standard wheel spacers or our captive spacers must be used. Our underslung caliper hangers are manufactured for 84mm spacing brake calipers. You can purchase our HEL Performance brake calipers HERE Made from Aerospace grade 7075 Aluminium Please check out and like our Facebook page
