Prime Series marker lights feature a unique reflector that disperses the light for a smooth, linear effect. 4 high power LEDs enclosed in a sealed lens with a chrome plastic bezel. Hardwired with two bullet plugs. 3 1/2"L x 1 1/2"W x 5/8"H. 2 1/2" mounting hole spacing. Choose amber or red LED with clear or colored lens. Also available in white, blue or green LED.