Fostech 16″ Stealth Raptor 5.56 Rifle Mach 1 16″ Tungsten


The Fostech Stealth Raptor has truly raised the bar in the realm of lightweight MSR rifles, redefining the standards of strength and durability. Tipping the scales at a mere 5.1 lbs., this rifle is a prime example of engineering excellence that seamlessly marries lightweight design with high-performance functionality. Its remarkable weight-to-performance ratio makes it an ideal companion for operations that demand agility and precision.

What truly sets the Fostech Stealth Raptor apart is its innovative use of materials. Crafted from Fostech’s proprietary aluminum magnesium alloy, this rifle introduces an unprecedented level of sophistication to the firearms market. The fusion of aluminum and magnesium creates a unique synergy, resulting in an alloy that is both incredibly strong and astonishingly lightweight. This alloy not only enhances the rifle’s overall performance but also extends its lifespan, making it a reliable and versatile choice for those who value excellence in their firearms.

In comparison to its forged aluminum counterparts, the Stealth Raptor’s aluminum magnesium alloy stands out as a testament to the advancements in metallurgical engineering. This exceptional material empowers the rifle with an enviable combination of structural integrity and featherlight construction. Whether navigating challenging terrains or maintaining accuracy during rapid-fire engagements, the Stealth Raptor effortlessly rises to the occasion, all thanks to the capabilities of this cutting-edge alloy.


  • Fostech Lightweight Stealth Lower and Upper Receiver
  • Approx. Weight 5.1 lbs.
  • 223/5.56
  • Faxon Gunner Profile Barrel
  • Fostech Mach 1 16? Rail
  • Low Mass BCG
  • Fostech Sabre Comfort Grip
  • Fostech Anti-Walk Pins
  • Trigger Options: Echo AR II, Echo Sport or Single Stage
  • Fostech Tomahawk Stock
  • (1) 30 Round Magazine
  • Plastic Carry Case
SKU: 10005T556C5-1 Categories: , ,


**FFL Firearm Transfer Guidelines**

To comply with federal law, all firearms must be shipped to a valid Federal Firearms License (FFL) holder. To facilitate this process, kindly email your order number, dealer’s name, address, phone number, and email to Fostech will liaise with the dealer to acquire the necessary license.

**Additional Instructions:**
Please ensure you contact your chosen FFL dealer to inform them of the transfer and to make any required arrangements for firearm pickup. We recommend discussing potential transfer fees they might impose. Failure to notify the dealer may lead to them refusing the firearm or being unavailable during the expected package arrival. If the firearm is returned under these circumstances, additional delays, shipping charges, and return fees may apply.

**Important Notes:**

  • Firearms cannot be shipped to California, New Jersey, Illinois or New York.
  • Firearms equipped with the Echo Trigger cannot be shipped to: CA, CT, DC, FL, HI, IA, IL, MD, NJ, NY, RI, and WA.
  • Actual products may differ from the images shown; some images include accessories and upgrades. Refer to the description for accurate specifications.

In-stock items will be shipped 3 to 6 business days after receiving a valid license from the dealer.

Additional information


Single Stage, Echo Sport, Echo AR II

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