Gorilla Automotive 21681BC-15 Spline Drive Acorn Locking Lug Nuts - 1/2-20 Black

The Gorilla Automotive 21681BC-15 Spline Drive Acorn Locking Lug Nut Set provides enhanced security for your wheels with a unique spline drive design that requires a special key for removal. This set features a 1/2-20 thread size and comes with 4 black chrome-finished locking lug nuts plus the matching installation key.

Key Features:

• Spline drive design with unique pattern prevents theft without the matching key
• 1/2 inch-20 thread size fits most domestic vehicles
• Acorn (conical) seat style with 60-degree taper
• Black chrome finish resists corrosion and matches OEM appearance
• Heat-treated steel construction for maximum strength and durability
• Includes one lock per wheel (4 locks total) plus installation key

Gorilla Automotive locking lug nuts are precision-manufactured to meet or exceed OEM standards. The spline drive system distributes torque evenly across the entire lug nut surface, reducing the risk of rounding. Each set includes a unique key pattern for maximum security.