The MK116 MOD 1-M Upper is equipped with the renowned PWS PWS long-stroke piston system, maintaining the reliability that PWS owners have come to trust. This line features a free-float MLOK handguard, forward assist controls, and a design closer to mil-spec standards, catering to civilians and Law Enforcement alike. With fully forged upper receiver, the MK1 MOD 1-M offers a straightforward solution for those seeking a high-value option that delivers unwavering performance in any situation. FeaturesPWS Long Stroke Piston System: Renowned for reliability and reduced fouling, with adjustable gas settings for optimal performance.Forward Assist Integration: Essential for reliable chambering of rounds, particularly in adverse conditions, ensuring seamless operation and increased reliability for shooters.Suppressor Optimized: Provides enhanced suppressor performance by minimizing back pressure, reducing gas blowback, and optimizing gas flow for a cleaner and more comfortable shooting exper...