KAMTOP Sash Jammers Blockers with Key 2PCS Durable Zinc Alloy

All KAMTOP products come with 18 months warranty and lifetime customer support.   Features:*Easy to assemble and operate Sash Jammers can be used both, UPVC windows and doors.*Sash Jammer Easy to assemble and offer excellent added security - Simply switch to secure the handle to the frame.*Ideal solution for those concerned about a common burglary technique called "levering" Have a crowbar is to wedge the window mechanism of place.   Specification:Color: WhiteMaterial: Zinc alloyEnhance security of UPVC windows and doors.   Package Included:2x Window Locks2x Keys4x Fixing Screws4x Spacers10x Button Gaskets