industrial wall mount iron pipe shelf shelves shelving bracket vintage retro black diy open bookshelf diy storage offcie room kitchen shelves (3pcs,52" tall,12" deep) tianman 3 pcs,52" high, 5 tier, about 12 " between each tier (excluding tees, elbows), total tall 52", 12" in between each tier, deep 12",use planks wide 10"; the bigest can place the board less than or equal to 12 inch width; 1" pipe diameter; 15 flange, 6 elbows, 9 tees, width can be customized according to their own ideas, but we do not recommend more than 60"; material: iron, painted black matt; installation please refer to our picture;