Primary Weapons Systems MK111 Mod 1-M Upper .223 Wylde 11.85in Long Stroke Piston FRC 2-Port
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Specifications
Material 7075-T651 aluminum
Weight 2.86 pounds
Description
Product Overview
The Primary Weapons Systems MK111 Mod 1-M Upper is a compact .223 Wylde long-stroke piston build designed for shooters who want dependable function with reduced fouling and adjustable gas control. Built around an 11.85in free-float MLOK handguard configuration, this upper is suppressor optimized and includes the PWS FRC 2-port compensator for improved recoil and muzzle rise control.
Key Features
- PWS long-stroke piston system for reliable operation and reduced fouling with adjustable gas settings
- 11.85in .223 Wylde barrel built for accuracy and dependable performance
- Free-float MLOK handguard for comfortable handling and flexible accessory mounting
- Forward assist integration to support reliable chambering in adverse conditions
- Suppressor optimized configuration with the PWS FRC 2-port compensator to minimize back pressure and gas blowback
- Radian Raptor ambidextrous charging handle for smooth operation for left- and right-handed shooters
If you’re assembling a compact, suppressor-friendly AR-pattern rifle with a piston-driven reliability focus, the MK111 Mod 1-M Upper is built to deliver.
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
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- SKU:
- MK1M1U22311
- UPC:
- 811154033468
- BUDS ID:
- 179597
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Retail Availability
Bud's Gun Shop - Lexington, KY
1105 Industry Road, Lexington, KY 40505Bud's Gun Shop - Sevierville, TN
2270 Two Rivers Blvd, Sevierville, TN 37876Uncle Lee's - Greenville, KY
820 Main St, Greenville, KY 42345Similar Products
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| Material | 7075-T651 aluminum | 7075-T6 aluminum receiver and handguard with 416R stainless steel barrel | 7075-T6 aluminum upper and handguard with 416R stainless steel barrel | 7075-T6 aluminum receiver | Billet 7075-T6 aluminum upper receiver and aluminum hand guard with a 416R stainless steel barrel |
| Weight (lbs) | 2.86 | 2.7 | 2.8 | N/A | N/A |
| Actions | Current Item |



