Super Anchor Commercial Roof Anchor 18" (CRA) Pass Through Top 1033PThese are designed for intermediate anchors in a horizontal lifeline system that support a 3 8 diameter cable wire rope. The Pass Through System does not require any mechanical parts and are the most economical horizontal systems on the market. The unique top fixture design allows a connector ring to be moved from one side of the top to the other side with a quick motion of moving the O ring through the top all while not becoming disconnected from the