I have 2 of them, Sig 556 swat and one with the 2nd gen polymer rail. Just sold the 7.62 version 556R (Russian).
They THUMP, so solid, piston driven. Highly suggested.
Got a box this morning!! Will drop at Outerlimits in Holbrook, M&M in Plymouth today, Gartman tomorrow.
I'll save some to get to the Holbrook gun show too
Have read the full series of going home books.
STRONGLY suggest New World Series and just finished the 6th book Razor's Edge. I like both but find Hopf to be a much better writer. AA has a lot of reruns in his story line and injected humor. Not to mention tons of grammatical/spelling errors not...