Herman Miller Aeron Chair 1B08Vm New Pneumatic Cylinder. Product Details Package Include: 1 x gas cylinder(chair 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 certifications(Such as: BIFMA?LGA?TUV?SGS, ect.). Samhongsa have built a friendly, long-term with Herman Miller, Allsteel, Steelcase, HON, etc. world-renowned brands. Only For Aeron chair made between 1996-2012. 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'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. offer 5 years replacement warranty. Only Available for Aeron chair made between 1996-2012. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.