Package and Dimensions: You will receive 4 pieces of recliner adjustable bracket, about 0.67 inches (17 mm) wide, 9.84 inches (250 mm) long, 1.50 inches (38 mm) thick, and the hole size is 0.20 inches (5 mm). Premium Materials: These patio recliner back adjusters are made of high quality plastic material, which is strong and wear-resistant, not easy to break, light weight and easy to carry, and can be adjustable. Easy to Install: The bracket is easy to install and you can attach it to the frame with screws or rivets. If the holes do not line up, it is recommended that you can use the bracket as a template to mark and re-drill the holes. (Note: The screws are not included.) For replacement: These adjustable plastic brackets can be used to replace old or damaged patio lounge brackets, it is more economical to use these replacement parts instead of buying new chairs. And our back support adjusters are available in 3 colors, which can match most recliners. Applicable Scenarios: The 5 position backrest adjuster is suitable for a variety of casual loungers, chaise lounges, patio chairs and poolside lounge chairs, etc. It is widely used in balcony, outdoor, fishing, garden, patio, lawn, camping, yard and beach scenarios.