12V 17.2W LIGHT BULB #1176 (2)

Dual filament BAY15d replacement bulb.
In automotive and trailer applications, this bulb is used for tail (6 CP)/brake-signal (21 CP) lights, with one or both filaments illuminated.

S-8 shaped glass lens, with 1.04″ diameter
“standard” 15 mm base diameter
Heavy duty glass envelope for break resistance
Nickel-plated brass bases prevent corrosion while ensuring a positive point-of-contact
Filaments, with rough service design, permit hours of reliable burning
Tested for dependability