Description: Computer-generated key designs to deter theft of wheelsConstructed of precision-machined and heat-treated hardened steelSteel collar key design helps guide the key into the lock pattern and holds it in alignment for easy installation and removalThatcham Category 4 Security Certified-design for increased securityExtra narrow groove pattern resists the intrusion of lock removal toolsFor use on wheels with exposed lugsKit includes one key and four wheel locks