Mid-Back Chair with Mesh Back & Upholstered Seat Weight Armless: 53.1 lbs Weight w/Arms: 59.6 lbs Overall Width: 27.5″ Overall Height: 42.0 – 47.0″ Overall Depth: 24.0″ Seat Dimensions: 20.0″w x 18.0″d Seat Height: 17.0 – 22.0″ Back: 19.5″w x 23.5″h COM: 1.0 yards SYNCHRO-TILT – 4 PADDLE A. Pneumatic Lift Seat height adjustment B. Tilt Tension Control Crank Adjust for firm or soft recline C. Back Angle Adjustment & Upright Tilt Lock Lever Adjusts back angle for individual user CHROME 4 WAY ADJUSTABLE ARM The A30C is an aluminum arm with chrome finish. Its is a 4 way adjustable tasking arm offering the highest degree of ergonomic adjustment. Arms are height adjustable. The A30C pads swivel in 90 degree range, pivot forward & rearward and shift inward or outward.