Product Description Upgrade your boat trailer’s security with McGard Wheel Locks, engineered to provide 24/7 theft protection without compromising convenience. Crafted from premium steel with a triple-nickel chrome finish, these locks deliver exceptional corrosion resistance and durability, standing up to harsh marine conditions while keeping your trailer wheels safe and secure. Key Features: High-Quality Construction: Machined from premium steel and through-hardened for maximum strength. The triple-nickel chrome plating offers long-lasting rust and corrosion resistance in marine environments. Lifetime Guarantee: McGard guarantees your wheel locks for life against rust, chipping, and peeling, ensuring years of reliable protection. 24/7 Theft Protection: Secure your trailer wheels without hassle. Once installed, you can leave the locks in place — no removal needed for everyday use. Easy Installation: Simply replace one standard lug nut with a McGard wheel lock. Each set includes two locks and a single unique key that fits both for easy operation. Additional Options: Keyed Alike Option: For single axle trailers, choose model MCG 74042 for two wheel locks keyed alike, simplifying your key management. Polished Lug Nuts: Looking for a polished finish? Check out MCG 74043 for high-polished lug nuts to complement your trailer’s look. Product Specifications: Thread Size: 1/2"-20 cone seat (Verify fit before purchase) Set Includes: 2 wheel locks and 1 unique key Material: High-quality steel, through-hardened Finish: Triple-nickel chrome plated Compatibility: Fits most OEM trailer wheels with 1/2"-20 cone seat lug nuts Made In: USA WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.