?? Connection between sun sail and support - Ensures optimal and long-lasting sail tension The tension can be easily adjusted; regulate - prevents the veil from sagging Robust, weatherproof, stainless steel - ideal for outdoor use Suitable for various types of sails (triangle, square, rectangle) Stretches the sun sail tightly and securely The sail tensioner is a useful element for tensioning sun sails. It connects the fastening point (e.g. wall eyelet) with The sun sail keeps a small distance from each other, while ensuring permanent elastic tension and skillfully dampening short and strong gusts of wind. Very simple, but effective in use: The tensioning element is attached to the sun sail's corner ring eyelet and fastening eyelet and tensioned by turning in the middle. Made of stainless steel, which means that the tension spring is perfectly coordinated; For outdoor use. Whether it's a triangle, square or rectangle, no sun sail should hang.