You may also like. 56 4 Shelf Plastic Resin Shelving Garage Storage Unit 600 lbs Capacity Black US. 5-Shelf Steel Shelves Garage Rack Heavy Duty Storage Shelving Unit Organizer New. 5 Tier 72 Ventilated Resin Garage Shelving 750lbs Heavy Duty Storage Shelf Rack. 59 5-Tier Steel Garage Shelving Unit Heavy Duty Utility Storage Unit Shelf Rack. The Muscle Rack heavy-duty 5-shelf steel shelving unit with its patented Z-Beam design and attractive silver vein finish is the perfect storage solution for organizing bulky items in your basement, workshop, garage, business or anywhere you need heavy-duty vertical storage. Its sturdy frame has a powder coat finish that resists abrasion, chipping and corrosion for lasting strength and durability. This versatile shelving unit can store a variety of items, large or small, with the convenience of shelves that are adjustable every 1.5 inches. Heavy items are no problem; each sturdy particleboard shelf holds up to 800 pounds of evenly distributed weight. The rack’s modular design allows the unit to be assembled vertically as a single shelving unit or horizontally for a 2-piece workbench style unit. The rack’s boltless design and included post couplers allow you to assemble it in just minutes with no nuts or bolts. Muscle Rack 5-Shelf Steel Shelving Unit, Silver Vein. Boltless steel storage rack with 5 adjustable particle board shelves supports up to 4,000 pounds when evenly distributed across all shelves. Shelves are adjustable in 1.5 increments to accommodate items of varying sizes. Heavy-gauge steel frame with Powder coat silver vein finish for strength and durability. Post couplers allow easier post assembly and improved rigidity. Shelves are made of particle board. Shelves are supported by double-riveted beams and braces. Industrial shelving units adjust in 1-1/2 increments. Post connectors allow for easy assembly in just minutes. Rivet lock design for a boltless assembly. 2-piece post design for vertical assembly of a single 72″ high unit or for horizontal assembly of two 36″ high units. Shelving Post Gauge: 18. Load Capacity: 4000 lb. Decking Material: Particle Board. Number of Shelves: 5. Assembled size: 48″W x 18″D x 72H. Shelf Weight Capacity (lb): 800.