Heated Sprue Bushings The performance and reliability of Polyshot Hot Sprue Bushings have set the gold standard for over 20 years. VIEWManifold Systems The Polyshot Manifold System is a complete pre-engineered runnerless molding package. VIEWMultitip Systems Designed to allow precision injection molders additional flexibility in the design, manufacture, and operation of their molds. VIEWSingle Valve Gate Polyshot’s self-contained Single Nozzle Valve Gate System housed completely within the Locating Ring. VIEWTemperature Controllers Designed to stand up to the rigorous environment of the injection molding room floor. VIEW