Office Chair Base Replacement Parts - Reinforced Sturdy Metal Leg Desk Chair Base Replacement (2500Lbs), Universal Gas Cylinder and Caster Sockets 27"The surface of the base has been polished and it is composed of a premium aluminum alloy. The design to reinforce the base. The load capacity is stronger, and it can withstand up to 2500LBS, which meets the highest industry standards of office chairs (BIFMA and ANSI) The product is durable and sturdy, not easy to deformation.We will take every necessary step to keep our customer in the highly satisfied with uncompressed quality.Aluminum chair base light but strong. All base passed SGS Drop test - Dynamic and Base Test- Static of ANSI/BIFMA X5.1-207. Not rusting and durable.We have our own automatic powder coating workshop and can produce different colors and different surface processes according to your requirements. We provide personalized base color choices.. Polished, Chrome, Painting, Brushed and so on.Buy our sturdy aluminum replacement parts to save money if your chair base is bent, cracked, or broken. or iron five-legged chair base replacement heavy duty instead of the painful purchase of a whole new chair! We are a manufacturer and we will provide you with the most affordable price that can save you money.We have a team of professional designers who are able to provide product customization services. With our vast experience working with diverse clientele, We are confident in our ability to provide specialized solutions that successfully and effectively accomplish any of our clients' goals.