The MK111 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 and lower receivers the MK1 MOD 1-M offers a straightforward solution for those seeking a high-value option that delivers unwavering performance in any situation. – What PWS aficionados refer to as the ideal rifle the MK111 MOD 1-M is perfect for shooters looking for a weapon with endless uses. Maintaining the shortest barrel length recommended for suppressed use this compact rifle is one of the most popular from LE to heli-hunting. – Highlighted Features – Sub-MOA Accuracy Guarantee: Experience Sub-MOA accuracy with high-grade ammo thanks to our Boise made precision barrels. – PWS 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 experience. – .223 Wylde Chambering: Meticulously designed for outstanding accuracy and reliability accommodating both .223 Remington and 5.56mm NATO. – Fully Forged Receiver: Forged 7075-T651 Aluminum upper and lower receivers for durability and strength designed to mil-spec standards ensuring compatibility and familiarity for users. – Free-float MLOK handguard: Offering improved handling and accessory mounting options. – PWS FRC 2-Port Compensator: A suppresor compatible compensator that expertly mitigates recoil muzzle rise and is compatible with the Rearden Atlas suppressor mounting system. – Radian Raptor Ambidextrous Charging Handle: Ensures smooth operation for both left and right-handed shooters. – The PWS VOW: Our warranty for all PWS products guaranteeing repair or replacement for any defects or issues ensuring your complete satisfaction.