Gas Piston is a Red Herring the provides no increase in reliability in the AR format. . . . .
BMTT
Maybe they don't for what you do.
In properly built short barreled (10.5in) guns and aggressive firing cycles, they certainly do.
Duuude . . . . . .
That was a troll post.
Meant to stir the pot and or give a laugh.
BMT
"The Church can and should help modern society by tirelessly insisting that the work of women in the home be recognized and respected by all in its irreplaceable value." Apostolic Exhortation On The Family, Pope John Paul II
