AlphaMoto Smoke Lens Motorcycle Aluminum Alloy Turn Signals Honda Shadow 600 750 1100 New The listing is for one PAIR of Aluminum Alloy smoke Lens Turn Signals 12V Dual Filament ideal for standard bikes, and for those who prefer metal over plastic housings. Size of Lens: 2" x 1" , Length of Stem: 2" , mounting bolt thread: 10mm , turn signal case is made of aluminum Bulb Specification: 12-Volt