and probably this one as well.
likewise, the a-10 is very good. Never heard of a 12 though. In fact, I think I only use dunlops.
The teaching question; Japan, Korea or China I would say but forget Thailand. I am surrounded at home by very poor teachers looking for the next beer. Bit better paid and more professional in other countries.
Funny world, I import down the road from you and you are waiting on a Tyga delivery about 10km down the road from me.
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mc18 F3, mc21 300, mc21ish sp, mc21/28ish.
cbr929, RC30, tdr250, rvf400, wave, gyro, joker.