Here's a great-value little lamp. 100mm diameter x 92mm front to back x 145mm high to the bottom of the M10 mounting stud.
H3 55watt bulb included (large white and black wires). Independent LED outer ring (small red and white wires).
120mm flyleads with 70mm long sleeve. Rubber washers for each side of mounting hole. Weight 350 gms.
100mm CHROME SPOT LIGHT WITH LED OUTER RING each #SPOT100