Fermod, RSUP-8X12-K, Fermod customized layout for Amerikooler 8' x 12' walk-in cooler, Shelving Unit Plastic with Metal Post, (1) 22" deep x 42" length x 71" high starter shelving unit, (1) 22" deep x 42" length x 71" high extension shelving unit, (2) 22" deep x 26" length x 71" high shelving corner extension units, (4) 22" deep x 42" length x 71" high shelving extension units, tool-free assembly, includes (4) sets of (2) horizontal shelf rails, removable vented polymer inserts, pre-installed adjustable composite feet, posts pre-drilled with 11 standard positions, 800 lb. capacity per shelf, 2,000 lb. capacity between two uprights, 20 micron deep anodized aluminum, NSF certified, lifetime warranty against rust and corrosion