Office Chair Gas Lift Cylinder - Compatible with Herman Miller Aeron 1996-2012 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? Office Chair Gas Lift Cylinder - Compatible with Herman Miller Aeron 1996-2012 - Brand new CLASS 4, office chair seat height adjustment pneumatic gas lift cylinder - Exceeds ANSI/BIFMA5.1-2011 standards Specifications: 4.5" stroke (seat travel from lowest to highest settings) Load capacity: 350 pounds Length Compressed: 11.5" Fully Extended: 16" Travel: 4.5" Cylinder Diameter: 28mm (1.1") Column Diameter: 50mm (approx 2") Installation Tips: If the chair can't lift normally after installation, adjust the two screws near where the cable attaches (refer to photo 2). Compatible with Aeron Chair Size A, B, and C 5 years replacement warranty Why choose our Gas Lift Cylinder? Upgrade your office chair with our Office Chair Gas Lift Cylinder designed for Herman Miller Aeron models made between 1996-2012. This brand new CLASS 4 cylinder exceeds industry standards and ensures smooth seat height adjustment with a load capacity of 350 pounds. With easy installation tips provided, including troubleshooting for lift issues, and a 5-year replacement warranty, our Gas Lift Cylinder is the perfect choice for enhancing the performance of your Aeron chair. Experience the quality and reliability of our gas cylinder - order yours today! Shipping Free Fast Shipping - We offer free shipping to most of the USA with a normal delivery time of 3-7 days. However, due to the current situation, additional delivery time (up to 3 weeks) may be required for some items. Alternative Carriers - We may use alternative carriers (e.g. USPS, FedEx, UPS, etc.) to ensure your package arrives safely and on time. Due to the use of multiple carriers, we are unable to provide a tracking number automatically. Handling Time - Orders are processed and shipped within 1-2 business days of receiving cleared payment. Shipping Restrictions - Shipping to Alaska, Hawaii, Puerto Rico, Guam, and other US territories may incur shipping charges or delivery restrictions. Please contact us before ordering, or your order can be refunded/cancelled. State Restrictions - There may be restrictions based on your state of purchase. For example, certain items may not be shipped to California due to state regulations. Contact for Tracking Updates - If you require tracking updates or have any concerns about the delivery of your order, please feel free to contact us, and we will be happy to assist you. Return 30-Day Hassle-Free Returns - We want you to be completely satisfied with your purchase. If you are not, you can return the item within 30 days of receiving it for a full refund or exchange. Easy Return Process - To start a return, simply contact us and we will provide you with a prepaid return shipping label and detailed instructions. Restocking Fee - There are no restocking fees for returns. However, the buyer is responsible for return shipping costs if the return is not due to a seller's error. Refund Processing Time - Refunds will be processed within 5 business days of receiving the returned item in its original condition. Payment We accept all major credit cards, PayPal, and Apple Pay for your convenience. Your payment information is secure and encrypted to ensure a safe and seamless transaction. Please complete your payment within 3 days of purchase to avoid any delays in shipping. Feedback Your feedback is extremely important to us. We strive to provide the best products and customer service possible. If you are satisfied with your purchase, please take a moment to leave us a positive review. If you have any concerns or issues with your order, please contact us before leaving negative feedback. We are committed to resolving any problems and ensuring your satisfaction. Contact Us If you have any questions or concerns, please feel free to reach out to our customer support team. You can contact us through the messaging system. We are available Monday to Friday, 9:00 am to 5:00 pm EST, and we will do our best to respond to your inquiry within 24 hours. Thank you for supporting our small family business! MPN: Gas_Cylinder_Herman_Miller_Aeron_Chair Model: Not Set Brand: Unbranded Style: Office/Desk Chair