Wilwood 300-16921 Features:

Dynamic Lug Mount Rotor Adapter for for Starlite 55 Wide 5 Racing Hubs. With a hub mount bolt circle of 8 x 7.00 in. and will mount any 8 lug, 7.18in snap ring rotor. Made from high strength aluminum alloy with a corrosion and wear resistant Type III hard anodize finish. Use P/N 300-12561 Snap Ring and Wear Plate Kit to attach rotors. Uses mounting bolt kit P/N 230-17419.