【Wide Range of Applications】Practical window lock is suitable for sliding windows , sliding doors and vertical doors , the lock is about 60 mm/2.4 inches long , and it is suitable for tracks up to 10.16 mm/0.4 inches in width (with rubber cushions) or 17.02 mm/0.67 inches in width (without rubber cushions) , please measure your tracks to make sure they are installed correctly 【Rubber Protection Pad】Aluminum alloy window security lock has a U rubber pad in the clamping area , which can protect the rail from being scratched when fixing the window 【Set Contents】You will get 16 pcs of sliding window locks with rubber pads and keys , which you can install in the middle of the track to improve the security of sliding windows and doors 【Easy to Install】Sturdy sliding door lock is convenient to install , simply put it in the middle of the glass window rail , and then tighten the fixing screws with the fixing key 【Aluminum Alloy Structure】Secure sliding window lock is constructed of quality aluminum alloy , sturdy and reliable , suitable for long time use, Manufacturer: MENIBBLER