The barbell adapter sleeve is made of high-quality plastic material, Robust, reliable, wear- and long-lasting. Installation: This part can be fixed to the frame with screws or rivets. (Accessories not included) Replacement: These adjustable plastic brackets can be used to replace old or damaged patio lounge chair brackets. If you are replacing an identical bracket, the holes should match. If they do not match, you can use the bracket as a template to mark and drill new holes. Make sure both brackets line up the same on both sides of the frame. Using these replacement parts is more economical than purchasing a new chair.Our back support adjusters are available to match most recliners., Manufacturer: Akfldms