Defender Security U 10309 Swing Bar Lock for Hinged Swing-in Doors – Secondary Security Lock for Door and Home Security, 3-7/8” Bar Length, Diecast Zinc Construction with a Classic Bronze Finish

• SECURITY LOCK – This swing bar lock is a security locking device for hinged swing-in doors, allowing a door to be slightly opened to allow safe viewing and ventilation
• CHILD-SAFE SECURITY DEVICE – This swing bar door lock can also be installed out of reach of children so they cannot open the door by themselves, providing additional child-safe door security
• EASY INSTALLATION - Adding a security swing latch to your door is quick and easy; all installation fasteners, including 2 plastic 1/8 shim spacers for offset door jambs
• STRONG AND DURABLE – Constructed of zinc diecast with a classic bronze finish, the security door lock is strong, durable, and sure to last
• DIMENSIONS - This locking bar is 3-7/8 inch bar length x 2-1/2 inch height and has a long, hinged bar, which folds over the closed door to engage the catch; for further dimensional information, please see the line drawing

This Defender Security U 10309 Bar Door Lock is a security locking device for hinged swing-in doors, allowing a door to be slightly opened to allow safe viewing and ventilation. This door lock bar can also be installed out of reach of children so they cannot open the door by themselves, providing additional child-safe door security. Adding security bar locks for doors is quick and easy. All installation fasteners, including plastic shim spacers for leveling, are included. Strong, durable, and sure to last, these lock bars are constructed of zinc diecast with a classic bronze finish. This lock bar is 3-7/8 inch bar length by 2-1/2 inch height and has a long, hinged bar, which folds over the closed door to engage the catch. For further dimensional information, please see the line drawing.