<p><b> Product Information:</b></p> <p>Originally designed to fit Cragar SS wheels. They fit on all wheels with standard mag seating. Fit on most GM cars with 5 on 4-3/4" bolt patterns prior to 1982.</p> <p><b>Technical Specification:</b></p> <p>Style- Cragar Standard Mag Lug Nut<br /> Washer- Cragar style Center Washer<br /> Finish- Chrome finish<br /> Hex Size- 13/16" Hex<br /> Shank Length- 0.75" (19mm)<br />Shank Diamter- 0.68" (17mm)<br /> Overall Length- 1.57" (40mm)</p>