McDooFly Drafting Stool Bar Stool Gas Lift Cylinder Replacement Part,Tall Heavy Duty Hydraulic Pneumatic Piston for Drafting Chair

McDooFly Drafting Stool Bar Stool Gas Lift Cylinder Replacement Part,Tall Heavy Duty Hydraulic Pneumatic Piston for Drafting Chair

Universal Inner and Outer Diameter: Outer Steel: 2 inches (5. 0cm), Inner steel:1. 1 inche (2. 8cm). Replacement Pneumatic shock is applicable for 2 inches (50mm) diameter center hole base. Ideal for high stools,drafting chairs,Bar stools and task chairs

10” Piston Stroke: Initial length:17. 7 inches (45cm); Fully extension length: 27. 7 inches (70. 5cm),which means the hydraulic lift has a height range of 10 inches（26cm）. You can adjust the chair to a very comfortable sitting height

Smooth operation and Noiseless: Make your lovely chair or stool rise and fall smoothly, and supports 360 degrees of rotation noiselessly

Study & Heavy Duty Class 3 Gas Lift Cylinder: Certified by SGS (ANSI/BIFMA X5. 1) & TUV(Higher Standard LGA), use higher quality materials and stronger inner and outer steel, higher quality and durability than the class 1 and 2 gas rods,supports weight capacity 450 lbs (200KG). and at least 5 years service life

5 Year replaceable: You get a replacement for any non-human quality problem within 5 years. We are dedicated to providing 100% customer satisfaction