Vintage BMW ULO motorbike police lights

A set of two rare BMW ULO lights for police motorbike in used condition. One lens is missing one mount screw. The other lens has a crack (see last 2 pics) but the lens is still strong and it can be used as is. The size of the blue lens is 7,5 x 5 cm and the length is 8 cm. Both lights are the same and the lens is stamped with "BMW, ULO, 241 SAE 79 DOT, 240, K22750, A 23510, K32722”. The bracket is 24 x 3,5 cm. Made in Germany for BMW Motorbike.