I had read about some guys using VV N105 & N110 for 300BO. Regular Bullet The number-one perk to using an FMJ bullet is. Made me think about loading for open where gas is king. The subsonic loads drop faster than Piers Morgan’s ratings with a 240 grain Sierra MatchKing falling 16.86 inches at 100 yards, 68.88 at 200 and a full 13 feet at 300 But even at 300 yards, it. Furthermore, I am considering IMR 4227 for reloading these 150gr FMJBTs for 300 AAC Blackout. ![]() I had read others info describing CFE BLK being gassy and why it cycles the AR even at very low velocities. The CFE BLK loads seemed a little dirtier than lil gun and a little louder, but I assume the sound could have been more bolt velocity vs noise out the silco omega suppressor. So I went to cabelas and actually found a pound of CFE BLK and tried a fewĪll these loads cycled and locked the bolt open. This means that while the sound of the round firing is quieter when using a suppressor, there is still a very loud crack when the bullet breaks the sound barrier. For subsonic loads, start high and work down, not up. I tried bumping up the lil gun loadīoth the 8.2 and 8.4 gr loads went super in the ranch rifle 300 ACC BLACKOUT 30-30 WINCHESTER (NEW) 308 WINCHESTER 7.62X51 18 BARREL. 4.3 gr of Titegroup, 150 grain bullet 880-900 FPS 4.8 of 231, 150 grain bullet 1080 fps 4.4 titegroup, 150 grain bullet 1000 FPS. With this load/barrel I had some short stroking and the gun did not lock open on empty. Stayed sub sonic and cycled suppressed and locked open plus stayed sub sonic in a ruger ranch rifle with 16" barrel. I switched to a 8" CMMG barrel because it was lighter and move the suppressor closer to the hand gaurd - looked cooler. I had been using 8.0gr lil gun under 220 ELD out of a 8.5 psa barrel. 300 Whisper, but the Blackout includes a. It’s essentially the same as the original. 300 AAC Blackout, while occasionally seen in bolt rifles like Ruger’s American Rifle, is most commonly seen in AR-15 platforms. ![]() ![]() I don't think any of this is best but here is some trials I just did Hunting, Lapua 200-grain SP Mega and Cutting Edge Bullets 230-grain Subsonic Raptor.
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