Home / Complete Uppers / Primary Weapon Systems / PWS AR-15 MK109 MOD 1-M Complete Upper Receiver 300 Blackout 9.75" Barrel Long Stroke Piston
PWS AR-15 MK109 MOD 1-M Complete Upper Receiver 300 Blackout 9.75" Barrel Long Stroke Piston

PWS AR-15 MK109 MOD 1-M Complete Upper Receiver 300 Blackout 9.75" Barrel Long Stroke Piston

Lowest Price
MSRP
$1,129.95
Savings
13% off
In Stock at
5 Stores
9.75 300BLK Barrel"
Barrel Twist Rate 1:8
Muzzle Velocity 2264 fps
PWS M-Lok 6.9 Handguard"
PWS Proprietary Piston Upper, T6 7075 Forged, Anodized
PWS Triad 30 Muzzle Device
Radian Raptor
Radian Raptor Ambidextrous Charging Handle

Specifications

Caliber
Model
MK109
MPN
MK1-M1U-300BLK-9
UPC
811154033451

Description

The MK109 MOD 1-M Pistol is equipped with the renowned 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 and lower receivers, the MK1 MOD 1-M offers a straightforward solution for those seeking a high-value option that delivers unwavering performance in any situation.What PWS aficionados refer to as the "ideal rifle", the MK109 MOD 1-M is perfect for shooters looking for a weapon with endless uses. Maintaining the shortest barrel length recommended for suppressed use, this compact rifle is one of the most popular from LE to heli-hunting. 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, particu...
Stay Connected

Join our newsletter for the latest updates and exclusive deals.

ARMSAGORA

Compare prices on firearms, ammunition, and accessories from hundreds of trusted retailers. Find the best deals, track prices, and build your own loadouts.

© 2026 ARMSAGORA. All rights reserved.
Not an FFL licensed dealer. ARMSAGORA is a product comparison tool.