At Scorpius Tactical we just got in a new Sig Sauer 516 piston driven AR for sale for $1500. This beauty comes with ambidextrous safety selector, ambidextrous mag release, built in QD sling mounts and a pistol brace. This platform is ideal for suppression and comes with an adjustable gas block which has 3 positions of adjustment. Stop on in and check this awesome gun out while we still have it.