1.100% model new2.It is strong, strong and sturdy, beautiful workmanship, aluminum alloy body and stainless-steel screws that can be reused many times.3.Adjust the stainless-steel screw by utilizing the hexangular key to fit the frame thickness.4.Fit for track heights more than 15mm/ 0.59 inch,track thickness no greater than 16mm/ 0.63 inch.5.Suitable for smoothly utilized to maximum environments; By holding the windows partially open and closed, the burglar-proof and thieves can prevent young people from fallingcolour:SilverMaterial:Aluminum alloyPackage Contents:10 * Sliding Window Locks2 * key2 * L key (bend type)10 * 20mm Screw10 * 8mm ScrewOnly the above equipment content, different products should not included.Note: Light shooting and diverse displays can cause the color of the object in the photo a bit varied from the real thing. The size allowed error is +/- 1-3cm.