Gatehouse 2 Pk Sliding Window Locks 4pc White Security Hardware 0235773 U9823-L Gatehouse sliding window locks provide an extra layer of home security by preventing windows from being opened from the outside. These white-finished metal locks are designed for use on sliding windows and doors, featuring a simple thumb screw design for easy installation without the need for tools. Each pack contains 4 pieces, and this listing includes two packs for a total of 8 locks. Ideal for secondary security or to keep windows partially open for ventilation while remaining locked. Measurements: • Quantity: 8 Locks Total (Two 4-Packs) • Model: #0235773 / U9823-L #Utility