Stainless Steel Rim Lock Offering excellent security features, the Yale rim lock series is a surface mounted lock range to provide an outstanding security solution for residential markets. Standard: QB/TB2473-2000 Testing Cycles: 60,000 cycles -2-throw bolt -No. of Keys: 6 pcs of nickel plated dimple keys -Lockcase: High security (Auto-locking deadbolt, with saparate locking rod) -Cylinder: Double cylinder with Inside thumbturn -Deadbolt: Hooked bolt -Finish: Stainless Steel