??Up To 800 Lbs Weight Loading? The Storage Rack Is Made Of High Quality Carbon Steel Materials, The Maximum Weight Of Per Shelf Can Reach Up To 200Lbs , It Is Very Sturdy And Durable | | ??Multi-Purpose Storage Shelves Unit ? The Metal Shelves Organizer Can Be Used In Pantry , Dorm , Garage , Kitchen, Rv, Warehouse Ect. | | ??Adjustable Height ?There Are Five Screw Holes On Each Shelf, You Can Adjust Its Height To Meet Your Needs | | ??Durable Sturdy The 4-Tier Storage Shelving Unit Is Treated With Black Coating,Which Is Not Easy To Rust Or Damage. | | ? Quality Assurance: If You Are Not Satisfied With Our Storage Rack , Please Feel Free To