Primos Original Wench Call Primos has been trusted by individuals for decades. Products that are made of quality material and designed to withstand the toughest environments. Trust the Brand that others in the field Use and don't settle for less Quality materials used for all primos products 100 percent designed and tested for the toughest situations and environments Tuning hole in stopper/bell allows you to vary pitch. Covered, the pitch is lower; uncovered, the pitch is higher Super-hard polycarbonate barrel for intense volume The economical choice for the hard core waterfowler who seeks accuracy and versatilit