Feature●Product Name: Motor Carbon Brush; Material: Carbon, Metal●Color: Gold Tone Black; Carbon Brush Size: 16 x 11 x 7 mm (L*W*H)●Total Length: Approx. 1.6 inches (40 mm) (when spring is extended)●Total Weight: 0.3 oz (8●Package Contents: 2 x Motor Carbon BrushDescription
Used electric motors or generators need to connect the rotor coil to complete the electrical circuit.
Carbon brushes are fragile when working.