Quantity: the shade sail hardware kit includes Turnbuckle (2pcs), Pad eye (4pcs), Carabineer/hook (2pcs), Screws (16pcs) and Expansion screws (16pcs). Durable Material: made of high quality 304 marine grade stainless steel, which is extremely strong and heavy-duty, it's safe to use them to mount shade on the porch or for outdoor use. Adjustable Turnbuckle: help create tension to make your sails get tight in installation, which can make your shade sails stable, you can choose how far your sail shade is from the wall/ porch/wood to which it is fixed. Multiple Applications: The sun sail hardware kit is perfect for mounting a standard sun sail if you want to have shade on your porch, which also can be used in outdoor, patio, garden to protect against the sun's harmful rays. Warm Tips: this sun shade sail hardware kit is replacement set that specially fit for installing rectangle square and triangle shade sail, please pay attention to it and be careful when you choose which to buy. 40Pcs Sun Shade Hardware Kit - Retractable 4.45'' to 7'' 304 Heavy Duty Stainless Steel Installation Replacement for Installing Rectangle Square Triangle Shade Sail in Outdoor Garden Best Quality - Our Shade Sail Hardware Kit is made from premium 304 stainless steel with maximum durability. It is corrosion resistant and suiabale for garden and yard use.Best Design - Our Shade Sail Hardware Kit contains extra plastic expansion to fit screws which are compatible with sharp so as to be more firmly rather than directly attached to the wall. Wide Application - Our Shade Sail Hardware Kit is suitable for triangle or rectangle sun shade sail installation. It is easy to use. You can install your shade sail between trees, walls or wherever you want.