Home / Gun Parts / Primary Weapons Systems / PWS AR-15 MK116 MOD 1-M Complete Upper Receiver 7.62X39mm 16.1" Barrel Long Stoke Piston
▼ 14% below avg
PWS AR-15 MK116 MOD 1-M Complete Upper Receiver 7.62X39mm 16.1" Barrel Long Stoke Piston
Lowest Listed Price
$983.23
MSRP
$1,299.95
Savings
24% off
Retailers Reporting In Stock
8 Stores
Updated
Sep 8, 2026
Compare Deals from 13 Retailers
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"Radian Raptor"
["Operating System: PWS Long Stroke Piston System, 3 setting Adjustable Gas Regulator","Gas System Length: Mid-Length","Barrel Twist Rate: 1:8","Muzzle Velocity: 2980fps","Muzzle Device: PWS FSC 556","Upper Receiver: PWS Proprietary Piston Upper, T6 7075 Forged, Anodized","Handguard: PWS M-Lok 15.05 Handguard (1.7\" width, 2.25\" height)\"","Charging Handle: Radian Raptor Ambidextrous Charging Handle"]
Specifications
Description
The MK116 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 receiver, the MK1 MOD 1-M offers a straightforward solution for those seeking a high-value option that delivers unwavering performance in any situation. FeaturesPWS 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 exper...
