piston

I realize this is my first post, I have multiple references from other forums in the event you have interest. I also have an Ebay account, and I'm comfortable using whatever payment system the buyer is most comfortable with. I can do face to face in Texas. The only trade I'm interested in...

Just purchased a SIG516 gen 2 in FDE, and I really want to love this rifle. Problem is that I have fired 300 rounds so far on two separate occasions, and with every magazine there have been issues. Issues: 1.) Rifle will not cycle the next round 2.) Bolt does not lock back after last round...