Description:
1. Constructed from 201 stainless steel, sturdy, wear-resistant, corrosion resistant and not easy to rust. Using thickened material and solid insert lock plug head for more sturdy use.
2. Push switch design, with high-strength spring internal for easy opening and closing; hidden installation, won't affect the external integrity and image of the doors, match a variety of decoration styles.
3. Concealed Slide Door Bolt Lock, press the button and push it up and down to open/close the door leaf.
4. The flush bolt can be installed by screwing it into the top or bottom of the doors with the thickness direction. For detailed installation steps, please see the below product description.
5. Suitable for many scenes, such as wooden double doors, composite doors in the hall, balcony, patio, living room, bedroom, dormitory, etc.

Specification:
Material: Stainless Steel 201
Finish: Vibration Polishing
Color: Black
Main Body Size: 150mm x 22mm x 33mm / 5.91" x 0.87" x 1.30"(L*W*H)
Bolt Size: 25mm x 10mm / 0.98" x 0.39" (Extension Length * D)
Strike Plate Size: 37mm x 22mm x 1mm / 1.46" x 0.87" x 0.04"(L*W*T)
Mounting Hole Diameter: 4.5mm / 0.18"
Mounting Screw Size: 4mm x 15mm / 0.16" x 0.59" (Thread. Dia * L)
Suit for door thickness: 25-40mm/1-1.6inch

Package Content:
2 x Door Chain Bolt Lock
2 x Strike Plate
8 x Screws

Installation Instruction:
1. Figure out and mark where to install the flush bolt(usually on inactive leaf of double door opening) and drill grooves.
2. Install the flush bolt on the door leaf and tighten with screws.
3. Line up strikes on the door frame or on the floor and drill holes, then tighten with screws.
4. Close the door, insert the pin into the hole, done.