VINIFIREWOOD
I only no what I know
how about this. lighter and more powerful than the 150T
http://www.yamabiko-corp.co.jp/shindaiwa_global/ope/products/category_detail/id=8288
There is another one that would be interesting to try out. But there again, not available here at least in Mn. Closest dealer is in Canada.
I see they wear 3/8 chain too.