Primary Weapons Systems

Primary Weapons Systems MK111 MOD 1-M UPPER RECEIVER 11.85 BARREL .223 WYLDE

SKU: 100031913
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MSRP $1,400.19
Price $1,137.64
(You save $262.55 )
  • Weight:
    4.80 Ounces
  • Shipping:
    Calculated at Checkout
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MK111 MOD 1-M UPPER RECEIVER 11.85 BARREL .223 WYLDE

Introducing the MK111 MOD 1-M UPPER RECEIVER by Primary Weapons Systems, a top-tier solution for firearm enthusiasts seeking precision and reliability. With its innovative design and exceptional craftsmanship, this upper receiver delivers unparalleled performance in a variety of shooting scenarios. Whether you're a competitive shooter, a law enforcement officer, or a dedicated sportsman, the MK111 MOD 1-M is engineered to exceed your expectations.

Overview

The MK111 MOD 1-M UPPER RECEIVER features an 11.85-inch barrel, chambered in .223 Wylde, allowing for versatility in ammunition selection. This receiver is designed to provide enhanced accuracy, improved ballistic performance, and superior reliability. With its lightweight construction and robust design, it is the ideal choice for tactical applications, home defense, or recreational shooting.

Key Features

  • Chambered in .223 Wylde: Optimized for both .223 Remington and 5.56 NATO ammunition.
  • 11.85-inch Barrel: Perfect balance between maneuverability and accuracy.
  • Precision Machined: Crafted from high-quality materials for durability and longevity.
  • Enhanced Accuracy: Designed to deliver consistent shot placement.
  • Lightweight Design: Reduces fatigue during extended use.
  • Compatibility: Fits standard AR-15 lower receivers.

Detailed Specifications

  • Barrel Length: 11.85 inches
  • Caliber: .223 Wylde
  • Weight: 4.5 lbs
  • Material: 4150 Chrome Moly Vanadium Steel
  • Twist Rate: 1:8
  • Gas System: Mid-length
  • Finish: Nitride

Ballistics and Performance Analysis

The .223 Wylde chamber is designed to safely fire both .223 Remington and 5.56 NATO cartridges, providing versatility without compromising safety or performance. The MK111 MOD 1-M’s 11.85-inch barrel offers a perfect blend of velocity and maneuverability. When using high-quality ammunition, you can expect:

  • Velocity: Approximately 2,700 fps with 55-grain ammunition.
  • Energy: Around 1,200 ft-lbs at the muzzle.
  • Effective Range: Ideal for engagements up to 300 yards.

Benefits of this Particular Ammunition

The MK111 MOD 1-M UPPER RECEIVER is designed to maximize the ballistic performance of .223 Wylde ammunition. The benefits include:

  • Versatility: Fire both .223 Remington and 5.56 NATO rounds.
  • Reliability: Engineered for consistent performance across various conditions.
  • Enhanced Accuracy: Optimize your shooting precision with a well-balanced upper receiver.

Usage Scenarios of this Ammunition

This upper receiver excels in various shooting applications, including:

  • Tactical Training: Ideal for law enforcement and military training exercises.
  • Home Defense: A reliable choice for personal protection.
  • Competitive Shooting: Perfect for 3-gun competitions and precision shooting events.
  • Recreational Use: Enjoyably versatile for plinking and target shooting.

Compatibility

The MK111 MOD 1-M UPPER RECEIVER is designed to be compatible with standard AR-15 lower receivers. This makes it an excellent upgrade or replacement option for your existing firearm setup, ensuring a seamless fit and reliable operation.

Quality Assurance by the Manufacturer

Primary Weapons Systems is known for its commitment to quality and performance. Each MK111 MOD 1-M UPPER RECEIVER undergoes rigorous testing to ensure it meets the highest standards of reliability and durability. With a focus on precision engineering, you can trust that you are investing in a product that is built to last.

Accuracy and Precision Metrics

When it comes to accuracy, the MK111 MOD 1-M delivers exceptional results. The 1:8 twist rate of the barrel is optimized for a wide range of bullet weights, allowing you to achieve tight groups on target. Users report sub-MOA accuracy at 100 yards with high-quality ammunition, making it a trusted choice for precision shooters.

Expert Insights

Industry experts have praised the MK111 MOD 1-M for its innovative design and performance capabilities. According to firearms professionals, the combination of its compact size and impressive accuracy makes it an ideal choice for both seasoned marksmen and newcomers alike. With the ability to customize your setup with various optics and accessories, the MK111 MOD 1-M provides a platform tailored to your shooting needs.

Conclusion

If you're looking for a high-performance upper receiver that delivers exceptional accuracy, versatility, and reliability, the MK111 MOD 1-M UPPER RECEIVER 11.85 BARREL .223 WYLDE from Primary Weapons Systems is your answer. Don't miss out on the opportunity to elevate your shooting experience with this top-of-the-line product.

Call to Action

Ready to take your shooting to the next level? Purchase the MK111 MOD 1-M UPPER RECEIVER now and experience the difference in performance and reliability!

Finish:
Anodized
Length:
11.85''
Twist:
1-8
Cartridge:
AJO_223 Wylde
Make/Model:
AR-15
Make:
AR-15

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