Primary Weapons Systems MK116 MOD 2-M is a complete .223 upper receiver assembly for AR-15 platforms. Precision-built with ambidextrous controls, M-LOK handguard, and multi-caliber versatility for shooters and builders.
The Primary Weapons Systems MK116 MOD 2-M .223 upper receiver is a complete assembly designed for serious AR-15 builders and shooters. It arrives ready to pair with your lower receiver, eliminating compatibility guesswork. Moreover, this upper combines premium craftsmanship with practical features that deliver real-world performance.
The 16.1″ barrel features a 1:8″ twist rate that stabilizes heavier projectiles effectively. Additionally, the .223 Wylde chamber accepts both 5.56 NATO and .223 Remington ammunition. This dual-caliber compatibility provides excellent versatility for training and multi-platform shooting without compromising accuracy.
Premium Components Built for Performance
Furthermore, this upper includes a Radian Raptor ambidextrous charging handle that works smoothly from either side. Next, the 15″ PWS PicLok M-LOK handguard provides mounting flexibility for lights, grips, and optics. The FSC 556 muzzle device manages recoil and flash effectively in demanding conditions.
Additionally, the anodized black finish resists corrosion and wear. All materials meet Primary Weapons Systems’ strict quality standards. In addition, the complete bolt carrier group and gas tube system arrive installed and ready to function.
Who Should Choose the MK116 MOD 2-M
This upper suits AR-15 builders seeking precision components for caliber conversion and upgrades. Moreover, competitive shooters benefit from its tight tolerances and reliable performance. Similarly, tactical enthusiasts appreciate the ambidextrous controls and M-LOK flexibility.
Therefore, if you value quality construction and versatile platform design, the PWS MK116 MOD 2-M is an excellent choice. Whether building a new rifle or upgrading an existing lower, this upper delivers professional-grade reliability.
Available at Western Sport – Roanoke, TX
Western Sport is a licensed FFL/SOT dealer serving the North Texas and DFW area since 2007. We specialize in premium firearms and tactical equipment with expert guidance. Contact us at 817-393-4000 to check inventory, discuss your build, or arrange a fast transfer.
Why Buy from Western Sport?
Licensed FFL/SOT dealer with 17+ years of North Texas firearms expertise.
Competitive pricing on premium brands like Primary Weapons Systems.
Fast, professional transfers and knowledgeable staff to guide your build.
Every product undergoes quality verification before shipment.
Responsive customer support before and after purchase from local shooters.
Frequently Asked Questions
Q: Does the PWS MK116 MOD 2-M fit standard AR-15 lower receivers?
A: Yes, it is fully compatible with any standard AR-15 lower receiver. The MK116 MOD 2-M uses conventional AR-15 attachment points. Simply pair it with your preferred lower and you are ready to complete your build.
Q: What is the .223 Wylde chamber and why does it matter?
A: The .223 Wylde chamber safely fires both .223 Remington and 5.56 NATO ammunition. This dual compatibility eliminates the need to choose one caliber over the other. You gain shooting flexibility without compromising accuracy or reliability.
Q: Can Western Sport complete a fast transfer for this upper in Texas?
A: As a licensed FFL dealer in Roanoke, TX, we handle all transfer paperwork quickly and professionally. Contact us at 817-393-4000 to discuss your purchase and transfer timeline. Our team will guide you through the process.
Q: Is the PWS MK116 MOD 2-M suitable for caliber conversion and training?
A: Absolutely. The dual-caliber .223 Wylde chamber and ambidextrous controls make it ideal for training and multi-platform versatility. Moreover, the precision tolerances and premium components support accurate, reliable performance for both casual and competitive shooters.
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