Partsam 2 Amber + 2 Red Truck Trailer 2.5" Round Side Marker Led Clearance Light 4LED 12V, 2.5 Inch Round Led Marker Lights, 2.5 Round Led Clearance Lights, 2.5 Inch Round Led Flush Mount Lights
You can use them on any applications: left right front rear Top Roof Truck Bed
Size without grommet: Outer Diameter: 3.0", Inner Diameter: 2.5"; You need to drill a hole about 2.7 Inch to put this grommet in; 2 Wires Connection: Black is the negative and red is the positive. NOTE: THIS IS NOT PLUG AND PLAY