The Sig 516 Mohawk is capable of performing under the harshest conditions. Inside the rifle, a short-stroke piston with adjustable gas system, keeps the 516 Mohawk in flawless operation with the ability to tune the gas settings to meet the mission at hand. Featuring a cold hammer forged barrel; unique rear and side non-reciprocating charging handle; SIG Matchlite DUO curved trigger; SIG flash hider compensator; free-floating M-LOK handguard; steel reinforced components for high wear areas (cam path and feed ramp); fully ambidextrous controls including the bolt catch, magazine catch, safety and charging handle.