KCS SLG014 Slide Guard Lock supplied keyed alike to key 951. Each package includes mounting plate, adhesive and lock with 2 keys. Slideguard is an exciting security product for sliding doors, and windows. It works on many applications: patio doors, showcases, sliding windows, and more. The SLGO utilizes a straight tail piece to brace against the frame of the sliding door or window to be protected. Ideally suited for residential sliding glass doors and windows. Standard slide guard with adehisive for glass.