HIGHLY VISIBLE: Brightly colored wheel clamp boot tire lock with soft PVC coated arms protect wheel finish. | HIGH SECURITY: Trailer wheel locks has strong steel construction with full welding. The lock position has waterproof cap to prevent dirt dust and rust. | EASY INSTALLATION: Put trailer boot lock onto the wheel, push & lock. | MAX 10" WIDTH TIRE: Car wheel lock for Trailers Caravan boats ATVs Motorcycles campers construction equipment. | SUPPORT SERVICE: Feel free to contact us via amazon message. 1 Year Mechanical Warranty.For security reasons, we do not keep any spare keys. Please keep the attached keys safe.