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Welcome to FSG Machining!

Home to the manufacturers of the FSG Halon flash suppressor (flash hider) for the AR-15, Steyr AUG, MSAR STG-556 and coming soon for the FS2000 family of rifles, we pride ourselves on providing customers with the best-quality products and personal service. 

We take a great deal of pride in creating our products and hope that you'll appreciate the attention to detail that goes in the design and production of our product line.

We look forward to doing business with you!


Steyr AUG A3 with the FSG Halon
FSGHalonComparison.jpg
All muzzle flash photos shot with a Nikon D300s f/4 3 sec. exposure


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News and Updates
  • AR-15 Halon shipping NOW!  Order soon as this is a limited run and the first batch is likely to go quickly.
  • The spacers for the A1 and STG-556 versions of the Halon are ready to ship! 
  • We have a Steyr AUG A1 and MSAR STG-556 version of the Halon available for now! 
  • FSG Halon reviews are in!  Check out the Reviews section for links to online articles and forum posts
  • Stery AUG A3 Muzzle Brake Removal Guide posted

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