The Primary Weapons Systems (PWS) MK111 MOD 1 is a compact, versatile rifle designed for superior performance in various shooting scenarios. Featuring an 11.85-inch chrome-moly steel barrel with a 1:8 twist rate, it is tailored for accuracy and reliability in close to mid-range engagements. The MK111 employs PWS's innovative long-stroke piston system, reducing heat and carbon buildup for enhanced durability and consistent performance. This rifle boasts a free-floating M-LOK handguard, allowing for flexible accessory mounting while maintaining barrel accuracy. The upper and lower receivers are forged from high-quality aluminum, providing a robust yet lightweight structure. The BCM Gunfighter stock and pistol grip ensure ergonomic comfort and control. With a fully ambidextrous lower receiver, the MK111 MOD 1 is adaptable for both left and right-handed users. Its compact size, combined with advanced engineering, makes it ideal for tactical operations, home defense, and competitive shooting.