Window lock, equipped with fixing screws and protective cover, ideal solution for home security.The window lock is made of aluminum alloy, with high durability and quality.Easy to set up and use - just twist a jammers arm to lock and release the frame.Prevent children from opening doors on their own.White powder coated finish, a good match with your windows and doors.Overview:Sash Jammers are designed to provide additional security for your PVC windows and doors.They are easy to install and easy to use - just a twist of the Jammer arm locks or releases the chassis.Specifications:Material: aluminum alloy.Color: whiteScrew length: 30mm - Base size: 65 x 19 x 23mm (L x W x H).Total dimensions (L x W x H): 83 x 19 x 36 mm.Detailed size: as the picture.Features:High quality die-cast aluminum alloy construction, guaranteed durability.Easy to install, only 5 minutes.Easy to use, just turn them.White powder coat finish.Application case:Family doors and windows;Doors and windows that are easy for children to open;Doors and windows presenting security risks. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store