![Defender Security U 10551 Sliding Window Lock, Aluminum, Mill [SKU: ORG4407979]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/600x600/products/33484/32187/4407979__62927.1683068342.jpg?c=1 "Defender Security U 10551 Sliding Window Lock, Aluminum, Mill [SKU: ORG4407979]")
![Defender Security U 10551 Sliding Window Lock, Aluminum, Mill [SKU: ORG4407979]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/1280x1280/products/33484/32187/4407979__62927.1683068342.jpg?c=1 "Defender Security U 10551 Sliding Window Lock, Aluminum, Mill [SKU: ORG4407979]")
Product Overview
Extruded aluminum lock with no-mar vinyl insert to protect track of metal horizontal sliding windows. Finish by tightening thumbscrew with pliers to securely lock windows in closed or ventilating positions. [QTY/UOM: 2 / 1CD] [PMS SKU: D101-10555] [Category: WINDOW HARDWARE/WINDOW LOCKS;Shop All]
![Defender Security U 9824 Sliding Window Lock, Aluminum [SKU: ORG7236656]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/33392/32118/7236656__55037.1683068305.jpg?c=1 "Defender Security U 9824 Sliding Window Lock, Aluminum [SKU: ORG7236656]")
![Defender Security U 9980 Sliding Window Lock, Aluminum [SKU: ORG7928351]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/33445/32154/7928351__95272.1683068325.jpg?c=1 "Defender Security U 9980 Sliding Window Lock, Aluminum [SKU: ORG7928351]")