High-Quality Shade Sail Installation Kit: This installation kit for outdoor rectangular shade sails (6 inches) is made of high-quality 304 stainless steel. It is extremely strong and weather-resistant. Supports up to 140 lbs (for wider sails). This kit includes 2 adjustable turnbuckles, 4 eyelets, 2 carabiners, 16 Phillips screws, and 16 plastic expansion pieces. This kit includes 40 well-designed components. Adjustable and Durable Turnbuckle. The kit includes adjustable turnbuckles to tighten the sail during installation. You can choose the distance between the wall, the pole and the fixing point, for a length of 20 to 30 cm. Widely Used: The M6 inch rectangular shade sail installation kit is ideal for installing all square shade sails in the desired location: 2.4 x 3 m, 3 x 4 m, 3 x 3 m, 3.6 x 3.6 m.