Package and Dimensions: You will receive 4 pieces of recliner adjustable bracket, about 0.69 inches (17.5 mm) wide, 8.35 inches (212 mm) long, 1.48 inches (37.5 mm) thick, and the hole measure about 0.28x0.2 inches (7x5 mm). Reliable Material: These patio recliner backrest adjusters are made of high quality plastic material, sturdy and wear-resistant, not easy to break, light weight, easy to carry and adjustable. Easy to Install: The bracket is easy to install, you can use screws or rivets to attach it to the frame. If the holes do not line up, it is recommended to use the bracket as a template to mark and re-drill the holes. (Note: Screws are not included). For Replacement: These plastic adjustable brackets can be used to replace old or damaged patio lounge chair brackets, it is more economical to use these replacement parts rather than purchasing new chairs. Our backrest support adjusters are simple in colour and will match most recliners. Widely Used: The 5-position backrest adjuster is suitable for all kinds of lounge loungers, chaise lounges, patio chairs and poolside loungers. It is widely used in balcony, outdoor, fishing, garden, yard, lawn, camping, patio and beach scenes.