Pro Series Extension Set is a five-piece unit designed to hold the Pro Series Gong, Mark I or Mark II in the Taylor Targets Pro Series Base (sold separately) with the use of 2 x 4 , purchase independently. The Extension Set allows the customer to raise the height of the target to your specific need. Using this method to hang the targets provides you a solid support for the target. Please view Warning and Safety Page for specific shooting information. Style: Pro Series Extension Set; Five piece unit Target: Not a Target Use: In conjunction with Pro Series Gong, Mark I or Mark II Material: Steel