Flush bolt be used to secure the opening for composite door,French, patio, wood, double or other doors.This great small device features automatic holding spring to provide tension for both retracted and projected positions.It often be installed on inactive leaf of double door opening (top and bottom) to offer safety function. Our flush bolts are all machined from solid for anti and rustproof,heavy duty and . Installing a flush bolt to make a nice addition to security of your home. The interior part of the flush bolt is reinforced by screws to enhance stability and fluency of the structure. Install on inactive leaf of double door opening. Integrated design of the switch is easy for daily use,Say goodbye to with "push just ride and slide" type,this lever type with comfortable touching and concealed style surely offer you enjoyable usage and match your modern decoration. Easy to install,comes with rust-proof screws and strikes for installation.Constructed from stainless steel,screws provide extra strength to engage and interlock firmly so as to be immobile. Specification: Material: metal color:silver Finish: Brushed Stainless Steel Finish Size: Length=6 inch (15cm), Width=0.79 inch (2cm), Depth = 0.67 inch (1.7cm) Available for:Composite Doors,French Doors,Dummy Doors Installation Instruction: 1.Figure out 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 each screw. 3.Line up strikes on the door frame or on the floor and drill holes,then tighten each screw. 4.Close the door,put the pin into the hole,done Package Contents: 6 * Door Flush Bolt Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.