Inertia drive auto question

[gleezer]

Seen many comments on the " Wolff springs". Where would I find them ? Thanks.

[alloutdoors]

Seen many comments on the " Wolff springs". Where would I find them ? Thanks.

http://www.gunsprings.com/

I have one in my M2 20 and it definitely makes it a lot less likely to come out of battery. I also find it easier to ease the bolt in silently and get a good lock up with the stiffer spring.