The L Series are standard triple-barbed elbow connectors and are offered in both equal and reducing sizes. These elbow connectors are molded of Natural Nylon or Polyethylene. Optional materials include: Natural and Black Polypropylene. Equal sizes are 1/4 inch, 5/16 inch, 3/8 inch, 1/2 inch, 5/8 inch, 3/4 inch, 1 inch, 1-1/4 inch, and 1-1/2 inch. Reducing sizes are 1/2 inch by 1/4 inch and 1/2 inch by 3/8 inch. Barbed fittings over 1 inch are not offered in Polyethylene.