This 190-grain 300 Blackout load is built around the Sub-X projectile, optimized for reliable expansion and effectiveness at subsonic velocities. Engineered for consistent performance, it offers excellent terminal ballistics and smooth cycling—perfect for suppressed setups or operations where stealth is paramount.
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Excellent loading for great price
Phantom has a great price for this round. It cycles great in my rifle, and is accurate. I'm stocking up my 300blk from Phantom with this round, the 110Vmax, and the 220 FMJ. Look no further!
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190gr subx loading
Very high quality ammunition shoots sub moa out of 8.5 sbr build 1-7 twist barrel thanks for a great product W R .
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190gr x reloads
Very light recoil out of sbr with can 50yards groups look good functions fine running light buffer.
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300 blackout 190 grain sub x
Good ammo at good price
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300 AAC Blackout - 190 gr Sub X
Awesome ammunition! I finally had time to take my suppressed 16" 300 BLK AR to the range and sight in my LPVO scope. Once I got it dialed in, I was shooting sub-MOA at 100 yards. That's about as far as I want to push this round. I have a lot of confidence I will see a Hog drop where it stands on my next hunt!
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190gr sub x
Great price and worked great. Ordered more and I plan on trying other 300 from Phantom as I am now a happy customer.
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Great ammo! Whisper Quiet!
Works flawlessly in my 7.5" 1:8 twist PDW. I generally don't go over 190gr because of the twist in this upper. This stuff performs flawlessly. Will, and have, order more.
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300 blk 190gr sub x
Could not ask for better. My Daniel Defense pdw loved them. Super accurate and quiet. I used a yhm 30cal resonator k suppressor with Qd break
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Don’t hesitate just buy it
This is great ammo! Already ran through 100 rounds and had to order more, no issues with the ammo at all great buy at a great price! Will only be ordering my ammo through phantom defense!