TruckVault, Inc., a manufacturer of in-vehicle secure storage to law enforcement and sportsman announced today the newest feature, a five-button Simplex combination lock with key over-ride. The new lock feature will be standard on all TruckVault and command center products, allowing multiple secure access methods and preventing accidental lock-ins in case of misplaced combination or lock malfunction. Combining the ease and quick-opening capability of a push-button combination lock with the function and practicality of a traditional keyed lock, the new Simplex feature adds an additional level of security and capability to the TruckVault popular product line.