Primary Weapons Systems

PWS MK114 MOD 1-M Complete Upper 223/5.56 14.5in Barrel No Muzzle Device

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Primary Weapons Systems, MK114 Mod 1-M, Upper Receiver, 223 Wylde, 14.5" Barrel, No Muzzle Device, Anodized Finish, Black, MLOK Handguard, Long Stroke Piston System, Adjustable Gas System, Fits AR-15

• Operating System: PWS Long Stroke Piston System, 3 setting Adjustable Gas Regulator
• Caliber: .223 Wylde
• Barrel Length: 14.5"
• Gas System Length: Mid-Length
• Barrel Twist Rate: 1:8
• Muzzle Velocity: 2921 fps
• Muzzle Device: No muzzle device included. All NFA rules apply.
• Upper Receiver: PWS Proprietary Piston Upper, T6 7075 Forged, Anodized
• Handguard: PWS M-Lok 13.624" Handguard (1.7" width, 2.25" height)
• Charging Handle: Radian Raptor Ambidextrous Charging Handle

The MK1 MOD 1-M line, revamped for 2018, features the PWS long stroke piston system. Internally, this line offers the tried and true system that PWS owners have grown to know and love. Featuring a free-float MLOK handguard, forward assist controls, 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 MK1 MOD 1-M is a no-nonsense tool for when you need a high value option that is relentless and unstoppable.

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