Adder section lets you expand your basyx by HON BL Modular Tables. This flexible design is both practical and stylish for maximum comfort, support and functionality. Heavy-duty, 28mm laminate top and slab bases provide a solid, sturdy foundation. Easy-to-clean laminate is scratch-resistant, spill-resistant and stain-resistant. Steel understructure offers additional tabletop support. Slab base is reinforced with double stretcher rails and steel tubular support. Adjustable leveling guides assure proper installation and maintenance even on uneven floors.