For sale is my PSA/Sig 516 monstrosity.
14.5” Sig 516 with pinned and welded Warcomp
Less than 50 rounds through it.
Lower is PSA with Franklin Armory binary trigger. H2 buffer, and Geissele Maritime bolt catch.
Pistol grip and stock are HK.
Comes with optic and bipod.
If you want an MR556 for half the money AND an adjustable gas block, this puppy is for you