Comprising 5EX-8 tee and 5EXT-8 tee for 1 ½ in. IPS pipe and 5X-9 tee and 17X-9 adjustable tee/elbow for 2 in. IPS pipe, Speed-Rail® Fittings are used for installation of solar racking systems in areas that experience extreme wind. Slip-on pipe fittings feature 2 set screws in vertical barrel, set at 90° to one another, producing maximum pullout resistance. Made of 535.0 aluminum-magnesium, corrosion-resistant units are suited for aluminum, galvanized steel, stainless steel, or black iron pipe.