Boss High Back Executive Office Chair with Arms - Black - B8-531BK

High-back executive chair with ergonomic lumbar support Upholstered in durable Caressoft material Fixed armrests for stable support Pneumatic gas lift for easy seat height adjustment Adjustable tilt tension control Spring tilt mechanism with upright locking position 2-paddle mechanism with infinite lock capability Sturdy 27-inch nylon 5-star base for stability Hooded dual wheel nylon casters for smooth mobility Seat slider not included Weight capacity up to 275 lbs