Protect your family and home with the Atlas Twin Pack of Tulip Entry Door Locks and sleep better knowing entry ways are secure. This 2 pack of entry locks is perfect to use when you need to simultaneously install or change the locks on two doors at one location. The knobs come with a 2 3/8″ backset that adjusts in length easily to a 2 3/4″ if necessary to fit your door. Complete directions on how to adjust the backset and install the lock are included. The outside keyed door knob has a KW-1 keyway and a thumb turn knob locking/unlocking inside. Each lock comes with 2 keys, a convertible mortise to drive in latch, removable faceplate, strike plate and mounting hardware. The five pin mechanism is pick resistant for added peace of mind.