Universal Tire Fit: Our wheel clamp lock features 9-hole position adjustments ranging from 7.1 to 10.6 inches, ensuring precise and secure locking for most tire sizes. Please note that the tire thickness should be less than 7.9 inches. All-Copper Lock Core: The lock core with all-copper construction, and each lock comes with 3 unique keys (two sets of 6 keys). This design prevents mutual opening and ensures a smooth unlocking process without jams. The lock has a waterproof dust cover to prevent rust and dust buildup, effectively deterring theft attempts. Reliable Steel Construction: Built with a Q235A steel structure, this trailer tire lock is both robust and dependable. High-quality welding techniques minimize gaps, reducing the risk of thieves sawing it open with tools. The eye-catching paint coating provides effective rust resistance and durability and is a strong visual deterrent. Tire-Friendly Design: Our trailer tire lock features an arc design, avoiding harsh right-angle edges and ensuring a snug fit with the tire. The surface is coated with a PVC cushion that safeguards the tire and hub. Ensuring the wheel clamp lock won\'t harm your tires or wheels during use.