Add a 90 degree turn in your drip system with the Smart Loc™ Universal Elbow, the unique fitting that accommodates multiple tubing sizes. Connect sections of 1/2 in., 5/8 in., and 0.710 in. tubing or dripline together, or transition from one tubing size to another. Installation is easy just insert the barbed end of the fitting into the tube and twist the nut over the tubing end for a secure fit. Reusable fitting is made of acrylonitrile butadiene styrene (ABS).