The bus bars are built to last and comes with insulation covers. They are power distribution blocks and allow for multiple connections to positive and negative systems. Each block can maintain multiple connections, making them flexible and robust for a variety of uses. Features - Color: Assorted. - Material: . - Size: About 12.00X2.00X4.30cm/4.72X0.79X1.69inch. - Bus for low resistance ,maximum conductivity and protect against corrosion. - Bus gives a neat and clean finish to any installation in your car boat marine . - Improved conductivity and corrosion resistance, to keep all your accessories going without interruption. - Cover and base are made of great material for excellent strength and durability in even the harshest of environments. - Perfect for cleaning up the wiring on your car, truck, or boat, our universal bus comes with more grounding locations. Package list: 1 x Terminal Bus