[NECESSARY WINDOW LATCH]This sash lock can greatly improve your security and privacy. Through installing the window sash lock, you can prevent unwanted intruders and dust and avoid falling accidents to keep your home safe and clean. [DURABLE AND QUALITY MATERIAL]Our window locks are made of quality aluminium alloy materials, which makes this window sash lock and keeper high hardness, good wear resistance, more durable than plastic sash locks. [ENOUGH QUANTITY TO APPLY]You will get 2 pieces of window locks, 2 pieces of plastic gaskets, 2 pieces of anti-wear gaskets, 4 pieces of screws, 4 pieces of screw caps, which are enough to be replaced, applied and spare in your daily life. [EASY TO INSTALL]You firstly make sure the position and drill holes in the edge of the window with a electric drill, and then take the screwdriver and screws to fix the window locks and keeper on the window. Equipped with anti-wear shims to prevent direct contact with Windows. [WIDELY USED]With high temperature paint, the surface and edge of the window lock are bright and round, very beautiful and generous. The window sash lock can be used for both left and right, widely used on sliding windows constructed of aluminum, wood, and vinyl materials also can be used on sliding doors.