Fangrui Product Details [product Size]the Door Lock Hole Is 7mm, Suitable For Locks Less Than 7mm, The Barn Door Latch Is 19cm/7.8 Inches Long And 4cm/1.57 Inches Wide. Equipped With Two Symmetric Plates, You Can Adjust The Installation Position According To Your Own Door Spacing. [2 Ways Of Use]consists Of Mounting Plates And Door Latch. It Is A Latch And Can Also Be A Lock. You Can Adjust The Installation Position Of The Outdoor Gate Latch According To The Actual Required Distance. [heavy Duty Door Lock Bracket]the Door Latch Is Made Of Powder-coated Steel, Waterproof And Rust-proof. Featuring Rivets And A Two-piece Mounting Plate, Its Extra Strong And For Indoor And Outdoor Use. [security Protection]the Outdoor Gate Latch Can Be Closed When Used Indoors To Prevent Pets Or Children From Accidentally Opening The Door, And When Used Outdoors, It Can Protect Personal Privacy And Prevent Strangers From Entering. [wide Applications]simple And Effective Security Door Reinforcement, House Door Jammers And Tool Racks, Double Swing Do Suitable For Everyday Use