I have changed damn near every bolt gun I have to that stock system.
1. No bottom metal needed to run mags.
2. No bedding or pillars needed.
3. He was willing to make stocks for actions that others did not want to mess with due to the rarity of the actions and lack of potential market for that model stock.
4. He and his wife are 2 of the most down to earth people you can meet and will talk with you anytime, even when they are super busy.