8 Inch Door Flush Bolt Latch 4 Pcs Stainless Steel Guard Concealed Slide Bolt Lock Concealed Security Door Lock for French Doors Composite Doors Wood Doors Double Doors Dummy Doors

8 inch concealed security door lock is very smooth locking and unlocking mechanism, provides powerful and professional safeguard to your house. Feature: -- Made for 304 stainless steel for anti-corrosive and rustproof. -- Easy to operate, spring loaded lever that bolt flicks up and down. -- Recessed into the edge of the door, completely hidden when the doors are in the closed position. -- Suitable for french doors, composite doors, wood doors, double doors, dummy doors and more. Specifications: Material: 304 stainless steel Flush Bolt Size: 20mm (L) x 150mm (W) x 16mm (H) Striker Plate Size: 36mm (L) x 18mm (W) x 1mm (T) Projecting Dolt Diameter: 10mm Projecting Dolt Height: 15mm Screws for Slide Lock: 30mm Screws for Striker Plate: 16mm ?How to Install? 1. Find out the installation location on the door; 2. Install flat bolts on the door leaf and fix with long screws; 3. Align and drill holes in the door frame or floor, and then fix the striker plate with shorter screws; 4. Close the door; insert the pin into the hole and finish. Package Included: 4 x Flush Bolt 4 x Strikes 16 x Screws