Aagut Office Chair Cylinder Replacement, 6' Long Stroke Shock Piston Heavy Duty 450Lbs Gas Lift Cylinder Fits Most Chairs,Highe

Note: Not Fit 40Mm Diameter Base Hole. Not Fit 40Mm Diameter Base Hole. Size:6'_Stroke(Sink_1.2') Product Description Size: 6' (150Mm) Marked As 6.3' (160Mm) Adjustment Height (Piston Travel): 6' (150Mm) Cylinder Overall Length: 12.4'-18.3' (315-465Mm), Smaller Tube Length: 2.8' (70Mm), Bigger Tube Length: 9.6' (245Mm) Diameter Of The Outside Metal Tube Is 1.57' / 40Mm For Bottom, 2' /50Mm For Above Body. Diameter Of The Smaller Metal Tube Is 1.1' / 28Mm. Diameter Of The Plastic Button Is Around 10Mm. Features: - Adjust Height Of Office Chairs - Class 4 Level, Top Quality Level, Heavy Duty Construction, Specialized For Heavy Person,Bifma Plus Quality - Allows Full 360 Degree Rotation Gas Cylinder May Possible Break The Package When The Button Is Pressed And Triggered During The Shippment.