Primary Weapons Systems MK116 MOD 1-M, Upper Receiver, Fits AR-15, 223 Wylde, 16.1" Barrel, 1:8" Twist, FSC 556 Muzzle Device, 15.05" PWS MLOK Handguard, Anodized Finish, Black, Includes Radian Raptor Ambidextrous Charging Handle MK1-M1U-223-16

The MK1 MOD 1-M line 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.

Features:

• 16.1 223 Wylde Barrel
• Barrel Twist Rate 1:8
• Muzzle Velocity 2980fps
• PWS FSC 556
• PWS Proprietary Piston Upper, T6 7075 Forged, Anodized
• PWS M-Lok 15.05 Handguard
• Radian Raptor Ambidextrous Charging Handle

Specifications:

• Manufacturer Id : PWS
• Accessories : Radian Raptor
• Type of Barrel : 1:8
• Barrel Length : 16.1"
• Description : M-LOK
• Finish : Anodized
• Fit : AR Rifles
• Caliber : 223 Wylde
• Manufacturer : Primary Weapons Systems
• Manufacturer Part # : MK1-M1U-223-16
• Model : MK116
• Model 2 : MOD 1
• Type : Upper
• Sub Category : Complete Upper Receivers
• Color : Black