Attitude's Turn Signal Indicator set are 39mm diameter and 70mm long. Lens is Amber, bulb is LED. Aluminium. Fits all kinds of aftermarket motorcycles. Aluminium Billet 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