The ErgoWise Recommended 2723- This is 500 lb Chair provides maximum space and reinforced support for larger users who need an exceptionally roomy seating surface. The oversized 27″ W × 23″ D seat pan extends to 25″ with a 2″ slider, and 24″ between the arm posts ensures an open, unrestricted fit. The 24″ W × 22″ H backrest includes a 4″ height-adjustable ratchet system for precise lumbar positioning, while the heavy-duty construction and reinforced 28″ base deliver stable performance in high-demand environments. A multi-function mechanism supports healthy movement with independent seat and back-angle adjustments, forward tilt, tilt-tension control, and a 19″–22″ seat height range. Height-adjustable arms and optional lumbar enhancement increase comfort during long work sessions. Built for executive offices, 24/7 operations, and intensive-use workspaces, this model provides the durability and ergonomic support needed for users who require a larger, stronger seating solution.