AS4308 Stainless Steel. New from Asec, this Digital Lock from the AS4300 Series features the quick and easy code change function, allowing users to change the code without removing the unit from the door. It is supplied complete with an adaptor kit and spindles for fitting to a panic device and it is suitable for medium to heavy duty use on internal or external timber doors, with 12 large indented buttons. It is designed to be ideal for use in conjunction with Asec Panic Hardware or any third party hardware. It is suitable for either right or left handed applications, with a free turning lever handle which protects against force and also has free passage mode.. Ideal for use with panic hardware. Quick and easy code change. Free turning handle - protects against force. 1000+ combinations