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Sellier & Bellot's .300 AAC Blackout 200 gr Subsonic FMJ ammo is the correct round for getting maximum sound reduction from a rifle fitted with a sound suppressor. It’s an excellent all-around load for recreational target shooting, training, and competition with your silencer-equipped AR-15. When you’re looking for economically priced, high-quality factory-new ammo (not reloads!) with superb performance, reach for S&B 300 AAC Blackout 200 gr Subsonic FMJ.

  • Brass case
  • Subsonic load - 1,060 fps @ muzzle for most effective sound reduction from silencer
  • Available in 20-round boxes or 1,000-round cases

Manufactured in S&B’s state-of-the-art factory in Vlasim, Czech Republic, Sellier & Bellot 300 AAC Blackout 200 gr Subsonic FMJ is 21st Century ammo that will give you consistent, reliable performance from your Modern Sporting Rifle.

Ammo
WARNING
You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition. All ammunition must be shipped Domestic Ground. Shipping not available for International residents. Residents in CA, DC, IL, MA, NY, CT, and NJ may have additional restrictions. Always make sure you use the correct ammunition for your firearms. Check your state and local laws for any other applicable firearms and ammunition regulations. Due to Department of Transportation regulations, we cannot accept returns on ammo. Please check local laws before ordering. View full restrictions here.

Ammunition pricing is per box.

ATTENTION – California Customers
Brownells is still shipping ammunition orders to California but the process has changed to comply with California Proposition 63. We must now ship ammunition purchased online to an FFL or California-approved ammunition dealer. After placing your order, a Brownells representative will contact you to ensure your ammunition arrives quickly and in compliance with the law.

SELLIER & BELLOT - 300 AAC BLACKOUT 200GR SUBSONIC FMJ AMMO

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This item is currently unavailable for backorder.

Cartridge: 300 AAC Blackout

Bullet Weight (Grains): 200

Rounds: 20

Bullet Style: Full Metal Jacket (FMJ)

Muzzle Energy: 499

Muzzle Velocity (feet per second): 1060

Alert Me When Available

This item is currently unavailable for backorder.

Cartridge: 300 AAC Blackout

Bullet Weight (Grains): 200

Rounds: 1000

Bullet Style: Full Metal Jacket (FMJ)

Brand Style: Subsonic

Muzzle Energy: 499, ...

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