(Picture only available in copper.)
Part number 250B or A250B. Consists of a 3/8” dia. x 12” long rod and 1/2” dia. x 12” length of stainless steel threaded rod with cable conductor bolt tension clamp, washers, nuts and adjustable swivel knuckle for the lightning rod so you can adjust it to any angle allowing it to be vertically straight. Available in longer lengths if needed. Dimensions above are for copper. Aluminum air terminal is 1/2 inch diameter by 12 inches long. Available in copper or aluminum.