I need a lot more than RAM...
TMI!
You're supposed to move your head away from the stock right before you pull the trigger, so that the bolt can whiz harmlessly back past your ear.
You might want to tie a string to the bolt handle though, so you can make faster follow-up shots.
This man is a genius!
Make sure you have enough pegs.
I have 42 pegs.
Works flawlessly.