1.It design by Euro country. 2.made of zinc alloy. 3.beautiful ,good quality ,low price 1.Be suitable for: U-PVC / Aluminum / Wooden casement door and window.(Inward opening & Outward opening)2.Main Material: Aluminum Alloy3.it can use with the hook or without hook.4.have short and long two size bolt for aluminium window and door
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