Clearance Marker Lamp, Narrow Rail, Armored Housing, Length 4-1/2 In. , Width 2-1/8 In. , Depth 1-1/2 In. , Red, Shape Odd, Lamp Type Incandescent, 12 Volt Bulb, Material Steel/Acrylic, Current Rating . 33A, Termination Type Hardwired, Mounting Type Flat Back, Used For Replacement