Yesterday, December 13
The place Tsukuba circuit "course 1000".
I participated in ride party performed with an 'autoboy cup'.
High temperature 10 degrees Celsius.
Under the cloudy sky, several 'Air-Cooled' participated.
Everybody was careful about the chill course, but enjoyed a circuit run.
autoboy cup rider
autoboy cup
http://www.autoboyss.com/abrace.html