New Pneumatic Gas Cylinder for Herman Miller Aeron Chair #1B08VM, Chair Lifting Accessories, Black. Product Dimensions: 2″D x 2″W x 11H. Size: 2D x 2W x 11H in. Product Care Instructions. Unit Count: 1 Count. Recommended Uses For Product. Age Range (Description): Adult. Surface Recommendation: Hard Floor. Furniture base movement: Swivel. Seat Depth: 18.9 inches. Item Weight: 3.7 pounds. Item model number: Cy-OAR. Date First Available: April 4, 2019. Listing is for a brand new never used CLASS 4 WITH 400N, office chair seat height adjustment pneumatic gas lift cylinder. 6.0 stroke (seat travel from lowest to highest seatings). Exceeds ANSI/BIFMA5.1-2011 standards, based on the specs of this cylinder, it&#######x27;s load capacity is 350 pounds. Cylinder Diameter: 28mm (1.1″) Column Diameter: 50mm (approx 2″). Cylinder for Size A, B and C Aeron Chair. Package Include: 1 x gas cylinderchair not included. Samhongsa was founded in 1971, is a professional production and sales of Cylinder for office chair. Samhongsa have advanced production equipment and testing equipment and improved management system. Samhongsa always insist on the operation idea of “human-oriented, honesty first, lean management and excellence” Providing perfect quality and service for users and possess the good reputation. Samhongsa’s cylinder have acquired and through eight world standards certificationsSuch as: BIFMA;LGA;TUV;SGS, ect. Samhongsa have built a friendly, long-term with Herman Miller, Allsteel, Steelcase, HON, etc.