Heavy-duty 8 In. stakes with 4 In. risers for use with low-volume sprinklers, sprayers, and jets. 1/4 In. double-barbed inlet secures connection to 1/4 In. tubing and directs it downward below soil surface for connection to 1/2 In. supply line, helping to protect it from possible damage. Constructed of high-impact ABS and high-density polyethylene. 5 per bag.