Hello all, I picked up my 551-A1 in 2014 and I just recently have started to add some upgrades to it. I wanted to add a bipod set up for a steady aim and really like the VersaPod line. The bipod attaches directly to the bayonet lug, or the picatinny rail. This particular bipod is NOT sold with...

Hi all, I'm also looking for a 556xi pistol grip, as well as the cheek riser. Any help would be greatly appreciated! Thanks for looking! -George

Everything is sold

SIG SAUER threaded stock adapter gives shooters the ability to install a AR style stock with buffer tube on your 556 rifle/pistol. These are about $90 with shipping from Sig, this adapter has never been installed while fired, like new condition, will also include end plate. Make me an offer...

I am looking for a factory complete Sig 556 Patrol parts kit as well as other spare parts for the rifle. I'm trying to get some spare parts together as I have really grown to like the gun. Please let me know what you have. Thanks

As the title states I'm looking to buy a SIG 556 swiss style lower. Send me a E-mail at [email protected] I'm located in SoCal.

Hi all, I have a gen 2 556r with the original Sig quad rail on it, i'm looking to swap the quad for a tight fitting swiss style hand guard (not fish gill please) and the appropriate receiver top rail section. The quad is in great condition, always had ladders on it. let me know if anyone is...

Hi all, I have a gen 2 556r with the original Sig quad rail on it, i'm looking to swap the quad for a tight fitting swiss style hand guard (not fish gill please) and the appropriate receiver top rail section. The quad is in great condition, always had ladders on it. let me know if anyone is...