EXACT FACTORY SPECIFICATIONS: Includes 20 Pcs OEM Style Lug Nuts 1/2"-20 Thread; 1.45" Long; 13/16" 21mm Hex; 60 Degree Conical Taper Seat; True 1 Pc Construction Carbon Steel Construction with Black Finish; Direct Replacement for Factory Part #'s 9R3Z-1012-A ｜ 611-292 PRECISION OEM FITMENT ENGINEERED FOR FACTORY WHEELS compatible with 1/2"-20 threaded lug nuts Ford 2006-11 Crown Victoria 2006-14 Mustang ｜ Mercury 2006-11 Grand Marquis 2004-07 Monterey Confirm compatibility with AMAZON CONFIRM FIT. FOR OEM WHEELS Only DESIGNED & TESTED IN USA: Meets or exceeds OEM standards for Ford and Lincoln models. One‑piece design resists swelling or delamination seen in capped two‑piece lug nuts, ensuring reliable clamping force and long‑term durability under daily driving conditions. RELIABLE PERFORMANCE & CORROSION RESISTANCE: Premium multi‑layer Black coating tested for 72‑hour salt‑spray corrosion protection. Ideal for factory wheel replacements, brake service, and tire rotation on compatible vehicles without risk of damage to wheel seats. COMPLETE 20 Pcs SET: Full lug nuts set for four wheels Black OEM Style 60 Degree Conical Taper Seat nuts ready for direct installation. Upgrade now to restore factory-fresh appearance and the safety you are looking for. Wheel Accessories Parts 20 Pcs 1/2"-20 Thread OEM Style Lug Nuts 1.45" Long Black 13/16" 21mm Hex Fits Ford Mustang Crown Victoria ｜ Mercury Grand Marquis 9R3Z-1012-A ｜ 611-292