Features:3.Made from high quality 304 grade stainless steel, extremely strong and resistant to the elements.4.High load carrying capacity, supports 141 lbs, keeping your sail stable in the wind.5.Ideal for windy areas or large installations such as shade sails, awnings.6.The shade sail kit has an adjustable swivel buckle to tighten the sail during installation, you can choose the distance of the awning from the trees/walls/posts/fixed points, swivel buckle length: 5.71 inches, extension length: 8.86 inches, Used to adjust the tension or length of ropes, cables, tie rods and other tensioning systems.7.The shade sail hardware kit is perfect for mounting rectangular/square/triangular shade sails and anywhere else you need it, the solar sail hardware kit is easy to use and accommodates most types of shade sails, easily set up your favorite with this convenience shade installation kit Relax and enjoy the cool summer weather.Specifications:Material: 304 Stainless SteelColor: SilverBrand name: BQLZRSize:Swivel Snap Hook:Length: 145mm-225mm/5.71inch-8.86inchThread diameter: 6mm/0.24inchSpring Snap Hook:Length: 60mm/2.36inchWidth: 30mm/1.18inchDiameter: 6mm/0.24inchDiamond door buckle:Length: 64.5mm/2.54inchWidth: 40mm/1.57inchHole distance: 52x28mm/2.05inchx1.1inchTotal screw length: 37mm/1.46inchThread diameter: 4mm/0.16inchWeight: 368 gPackage include:2 x Swivel Snap Hooks2 x Spring Snap Hooks4 x Diamond Door Buckles16 x Crosshead Screws16 x Expansion Screws