These kits replace the rubber tubing on all Zinger Wingers
. The black rubber is made to fit perfectly through the wingers'pulley for better performance. The rubber tubing's thick walls provide the incredible stretch that is required to propel birds high and far. The rubber is cut to size and include ties required to attach the rubber to the pouch and rings. PLEASE SPECIFY MODEL when ordering.Please add $5 to the price shown for the Zinger Winger Hunt Tester Model ONLY.