The Premiere Essentials non handed Salem knob keylock lock with a adjustable spring latch, with round faceplate & strike plate, 2 keys, and assembly screws. The keylock comes round shaped interior and exterior rosette with Non handed Salem knobs. The interior and exterior spindle comes attached to the round rosette, and the interior and exterior knobs come preassembled on the interior and exterior spindles. The keylock comes with a turn button on the interior side to allow the customer to lock the door when privacy is needed. Easy to follow instructions also included.