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RECENT POSTS

Small Frame AR10 vs. Full Size AR10: What’s the difference? January 13, 2019
From .224 Valkyrie to .22 Creedmoor. A comparison of two hot .22 caliber cartridges! December 30, 2018
Which Caliber Would you Choose? October 21, 2018
F4 Defense .224 Valkyrie Release and Small Frame .308 Update! September 8, 2018

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F4 Defense started with one goal; design small arms for the Military, LE, and civilian markets that are pushing the envelope in engineering and innovation in the Spirit of straight up Americanism.

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Products
- Rifles
  - F4-15
  - SF-10
- Receivers
  - F4-15
- Parts
- Optics
  - Nightforce
- Gear
  - Tees
  - Sweatshirts
  - Hats
Military / LE
Global Services
Airsoft
Dealers
Media