Peterson M104R Surface Mount Light

*Surface mount light functions as a side clearance and side marker light. *Patented Vibar Socket ensures extended bulb life. *Lens snap seals onto housing. *Grounds through mounting screw with single lead wire. *1 1/8" Deep x 2 1/2" Round - Mounting studs on 1 1/2" centers. * Uses 100-15R Red Replacement Lens. * Uses 194 or 193 Replacement Bulbs.