Jaken Boltless Shelving 48″L x 12″W x 72″H Series 300B – 3 Shelf Archive Unit Particle Board Decking (3B3-4812-72W)
3B3-4812-72W Jaken boltless shelving is a 48″L x 12″W x 72″H, 3-shelf archive unit designed for economical, heavy-duty storage. The rivet-style boltless design enables tool-free assembly, shelves adjust in 1.5″ increments, and the steel frame is finished in powder-coated gray. Units ship with 3/4″ particle-board decking (laminated decking optional); tie plates for connecting units are available separately.
Features & Benefits
Tool-free rivet assembly for fast installation; adjustable shelves every 1.5″ to customize spacing; powder-coated gray steel uprights and beams for corrosion resistance; choice of particle-board or laminated decking for versatile storage; compact 12″ shelf depth ideal for archive boxes and light-to-medium bulk items. Promotes efficient warehouse and backroom organization with minimal assembly time.
Specifications
Model: 3B3-4812-72W (also listed as JK-3B3-4812-72W). Dimensions: 48″ L x 12″ W x 72″ H. Shelves: 3 decked shelves, adjustable in 1.5″ increments. Decking: 3/4″ particle board standard; 3/4″ laminated board optional. Finish: powder-coated gray steel. Typical shipped weight: approximately 66–69 lb depending on decking option. Tie plates and accessories sold separately. Designed for general heavy-duty storage; consult supplier for specific load ratings.
Applications
Well suited for warehouses, retail stockrooms, office archives, MRO rooms and light industrial storage. Ideal where industrial shelving, boltless shelving or steel storage racks are needed for efficient warehouse racking and heavy-duty shelving solutions.


