The K34T-9618096W Jaken FastRak Add-On Archive unit features a heavy-gauge steel construction that supports medium- to heavy-duty storage. With four adjustable shelves and a footprint of 96 × 18 × 96 inches, this modular shelving solution is designed for quick, tool-free assembly. Perfect for warehouses, archives, and retail stockrooms, it seamlessly integrates with other FastRak components to expand your storage capacity.