(6611/R1) Fermostock® Shelving Unit Corner Expansion Kit, 4-tier, 66"H, 64"W x 18"D, 600 lbs. max weight per shelf, includes (1) upright & (4) angle connections, -40° to 140°F (-40° to 60°C) operating temperature range, adjustable composite feet, tool free assembly, removable polymer inserts (dishwasher safe to 212°F), 20 micron deep anodized aluminum, NSF (Made in France)