dual filament bulb so it could be used as a running & brake light or marker light

a perfect fit for that lane-splitter your are building

O-ring sealed idle mixture screw: Ensures precise adjustments and prevents leaks

Not all tubing used to make exhaust pipes will have the same wall thickness

They are rated at 9 lb load per mount used

5-3/4 inch diameter Black Bottom Mount Halogen Headlight Thread Size_3/8 NPT dual filament bulb so itThese satin black headlights are 5 3 4", Bates style bottom mount headlights, perfect for choppers and custom bikes. 12 volt 60 55 watt halogen high low bulb is included. The mounting bolt (included) has a pitch of 10mm x 1. 0.