Hella Tractor trailer light lamps 1975 NOS

Vintage Hella tractor trailer lights in new old stock (nos) condition. The set comes with two lights with power plug and cable, instructions and box. The lens diameter is 7 cm and the light base is 13,5 x 8 cm. The 1 cm diameter plug fits in old size power sockets. On the box is written "Hella 2XL 003 149 801 Leuchteneinheit VLR MG 12 GN Made in Germany". This is recommended since 1.1.1975 for tractor and trailer. The instruction was printed in Germany 3/1975.