40 PCS Material Plastic, Metal Package Includes: 2 x Adjustable Turnbuckle 2 x Snap Hook 4 x Pad Eye 16 x Plastic Expansion 16 x Screw About this item High Quality Material Sun shade sail hardware kit is made of 304 stainless steel, which is durable, heavy duty and anti-rust. They can secure your shade sail firmly and keep it stable for many years. It is an ideal choice for shade sail installation. Lengthened Screw and Expansion Our screws and plastic expansions for shade sail are specially lengthened. The screw is 1.49 inches long and the expansion is 1.37 inches long, which is longer than standard sizes. Longer screw and expansion provide stronger wall attachment for the pad eye. It helps prevent the shade sail from being blown away or detached in windy conditions. Adjustable Turnbuckle The adjustable turnbuckle is used to tighten the shade sail. You can adjust the distance between pad eye and shade sail by simply twisting the turnbuckle until the shade sail achieves full tension. Complete Hardware Kit Sail shade hardware kit includes complete accessories for sun shade sail installation. You get 2 adjustable turnbuckles, 2 snap hooks, 4 pad eyes, 16 screws, and 16 plastic expansions. It is easy to install your shade sail with this complete hardware set. Wide Application This installation hardware kit fits most square, rectangular, or triangular sun shade sails up to 161 sq.ft (15 sq.m). You can install your shade sail between walls or trees in outdoor patios, gardens, and other outdoor areas.