AK1--even with Google translate it was a challenge navigating the Tecbike site for me. I ended up emailing them and was able to use a combo of the site and emails to get the part ordered. It only took about 8 days from date of order to get the part. Good luck.
2013 BMW K1600 GT
2012 BMW S1000RR Motorsports
2014 Triumph Thruxton
"I have no idea. How fast was I going?"