I also play with v20 extra. Till now I used it on the FH in 2mm. On the BH I used Tibhar MX-P.
Next week I will prepare my new setup which will be v20 extra on FH in Max and v20 extra in 2mm on the BH. Blade is Yinhe Pro 01.
What I like most with the v20 extra is that I can do everything, but...