Attitude's Turn Signal Indicator set are 39mm diameter and 79mm long. Lens is Amber, bulb is LED. Aluminium. Fits all kinds of aftermarket motorcycles. Aluminium Black or Polished - High Quality Weighted Turn Signals Enhance the look of your Motorcycle with these Custom Turn Signals These are Aftermarket Turn Signals for that unique customized look , Modern, Stylish, and Functional FEATURES: Light color : Amber Mounting bolt thread : 10 mm Black metal body with Orange plastic lens Dimensions: 39mm wide, 54mm tall (from base to top), 39mm long (from lens to point) Lights have 2 wires, can be used for marker lights, auxiliary turn signals or running lights.