The Squire Combination Bolt is a unique recodable combination locking bolt which can be used on a wide range of materials and products. The Combination Bolt is able to withstand exposure to harsh environments, is rustproof and has a 4 digit mechanism with 10000 code operations. Lockable in open and closed position Unique recodable combination locking bolt 4 digit 10000 code operations Supplied with clutch head security screws Rustproof