High Quality Shade Sail Installation Kit: This 6 inch outdoor rectangular shade sail installation kit is made of high quality 304 stainless steel. The shade sail installation kit includes 2 adjustable turnbuckles, 4 grommets, 2 carabiners, 16 Phillips screws, 16 plastic extension pieces. This shade sail kit includes 40 well-designed components. Durable Adjustable Tensioner: The rectangular shade sail kit includes adjustable tensioners to tighten the sail during installation. You can choose the distance between the wall, post and fixing point for a length of 20-30cm. Other uses: The 6 inch rectangular shade sail installation kit is ideal for installing all square shade sails in any other place you need: 8x10ft, 10x15ft, 10x20ft, 12x24ft p> Order without risk: We are fully confident in the quality of our durable shade sail installation kit.