Beams with two rivets secure into two-rivet holes on post at corner for stability.
Standing five-shelf unit with a 16-gauge steel rack and shelves made of particle board to support an 800-lb. per shelf capacity and a 4000-lb. total capacity. Item does not come with post couplers.
Corner post rivet holes are punched at 1-1/2" intervals for precise adjustment to shelf height
Two-piece post design for vertical assembly of a single 72" high unit, or for horizontal assembly of two 36" high units
Rivet lock design for boltless assembly, instructions included, rubber mallet recommended for assembly (sold separately)