Check the listing for details. One Brand New 165D Office Chair Gas Lift / 2 Inch Diameter Cylinder. Condition: New. Listed at 14.00 USD. Brand New Gas Lift, Model Number: 165D Gas Lift with base top:28mm and bottom:43mm and tapered from 47.24mm to 50.8mm (2 inches). Total Length: 12.5 Inch Extended length: 12.5 inch. Black base: 6.5 inch. Total Stroke: 2.75 inch. Made in Taiwan. Meets DIN 4550, ANSI/BIFMA X5.1 Standards. Maximum weight: 260 lbs.Gromax Office Chair Gas Lift Unit: inch Model NO Stoke (SL) Extended Length (EL) A B C Dia. Supporting Weight (lb) 165D 2.75 12.5 7 2.52 2 260 165D.HD 2.75 12.5 72.522 350 165S 3 12.5 6.5 3 n/a2 260 165S.HD 3 12.5 6.5 3n/a 2 350 185S 3 14 7.25 3.5 n/a 2 260 185S.HD 3 14 7.25 3.5 n/a2 350 210S 3.75 15.5 8.5 2.5 n/a 2 260 210S.HD 3.75 15.5 8.5 2.5 n/a 2 350 230S 4.75 16.5 9.25 2.5 n/a 2 260 230S.HD 4.75 16.5 9.25 2.5 n/a 2 350 230D 4.75 16.25 9 2.5 0.5 2 260 230D.HD 4.75 16.25 9 2.5 0.5 2 350 285D 7.25 21 11.25 2.5 1.5 2 260 285D.HD 7.25 21 11.25 2.5 1.5 2 350 305D 7 21.512 3 0.5 2 260 305D.HD 7 21.5 12 3 0.5 2 350 Powered by SixBit's eCommerce Solution