There's always one unique individual who can't be concede to uniformity... notice the one helmet out of place, I looked closer to find that it's on the one Kawasaki
Only 2 had license plates.
One Kawasaki, one Honda, and the rest BMW. 
and there is all it takes to get you, the radar gun and the ticket book
What this does at 33 to 36 GigaHz? I speculate that it's a radar transmitter for determining the speed of vehicles while the bike is in motion.
