Description: 1.Main Material: ZincAlloy 2.Cover Material:Zinc Alloy. 3.Finished: Powder Coating and according to requested 4.Colors: White, Black, Gray and according to requested 5.Features:Durable,Secure,Fine surface,good performance 6.Suitable for various kinds of PVC doors For more details, pls just contat us and visit our website. Welcome own design, we could custom-make products as per your samples or drawings. Our products are of remarkable quality and best price. Strive For Excellence!