The PWS MK1 MOD 1-M line features the PWS long stroke piston system and is favored for it’s extremely robust nature. Internally, this line offers the tried and true system that PWS owners have grown to know and love. Featuring a free float 15″ M-LOK® handguard, forward assist, and a more true to mil-spec design, the MK1 MOD 1-M line is a go-to for not only civilians, but also Law Enforcement. With the fully forged upper and lower
receivers, the MKl MOD 1-M is a no-nonsense tool for when you need a high value option that is relentless and unstoppable.
The MK116 Mod 1 upper has a 16.1″ 41V50 button rifled barrel with a mid-length, long stroke piston. It comes with a complete bolt carrier group, Radian/PWS Raptor AMBI charging handle, and a Triad compensator. This complete upper is ready to slap on your lower of choice. Will fit and align with most spec AR-15 lower offerings.
Caliber: .223 Wylde
Weight: 4lbs 11oz
Every 5.56 model is chambered in .223 Wylde. This means you can safely shoot 5.56 NATO or .223 Remington ammunition.