Used, Keylex Door Lock removed from a renovated commercial site. Not in box, selling as is & unsure if has all components but retail new for around $1000. Would suit someone who knows about locks. Super heavy duty, specs below.

Heavy duty mechanism - Allows many hundreds of operations per day Entirely mechanical operation - No electronics or electrical wiring involved Allows code combinations of up to 14 buttons - Over 16,000 selectable code permutations (recommended 3 to 6 digit codes) Code scramble - Allows all codes to be entered in any order Slipping clutch mechanism - Nullifies forced attack or vandalism from the outside Passage function - Allows free passage from both sides at code users’ discretion Brushed stainless steel buttons - Will not indicate usage Free exit - Provides escape from the inside, without code entry,

K2100K- Use the Keylex 2100K on all heavy duty, high security external door installations and on any door where heavy traffic or extreme use and abuse can be expected. This includes all military, police and fire service installations. The proven heavy duty design, with its built-in clutch mechanism protecting the lock furniture, will withstand all but the most violent attack and can be expected to give many years’ service if specified and maintained correctly.