The Primatronics 16-14-Gauge Electric Primary Wire Ring Terminal is the perfect solution for electrical wiring needs. This terminal is made of heat shrink material that provides electrical insulation to ensure reliable performance over a long service life. It meets all the necessary safety and performance standards and its blue color makes it easy to identify. With its 1/4" stud, this terminal is perfect for a variety of applications. FleetPride is your First Click in Heavy Duty®.