![]() If u end up liking them i got 40lbs of em id sale you. I tried to run em a little deeper to alleviate that problem. Another thing k realized with those super heavy bullets was if i loaded a mag to max capacity the rounds would nose dive pretty bad inside the mag. Some of my friends have had horrible luck some have had no issues. I stopped using those bullets because they would only feed well most of time amd i wanted 100% reliability. I run 10.2gr 4227 with sierra 220gr and nosler custom comp 220s. I use imr 4227 for subsonic in all of my blackout guns. I have a bit of experience with your 245gr bullets but not with those powders. 300 Blackout is a useless cartridge, feel free to spout off, however, I am unlikely to respond. Putting this in the rifle forum even though technically I'm planning to use it in a pistol (legally speaking). 300 Blackout, but I've also read that it doesn't always give full function eg bolt hold-open. I've read a lot of people use Lil'Gun for. Hogdon's Web site doesn't list loads for 245gr bullets, though they do list data for 230gr bullets that I could work up from. For example, Hogdon CFE BLK is apparently made for this exact use, but I have seen very little data on it. Before I make that investment, I wanted to do a gut check and ask if there's a different powder I should get instead. Nobody locally sells that powder, so I'd need to pay hazmat, meaning I'll buy several pounds to spread out that cost. I've seen good results in YouTube videos using Accurate 1680. Economical (ie I'd rather use a 12-grain load than an 18-grain load)īut if you have a great load for my other bullets, subsonic or supersonic, I'm interested in hearing that also. No excess pressure or excess wear on the brass caseĤ. Fully cycles and operates the gun, including bolt hold open after firing last roundĢ. Goal is to use the 245gr bullets for a subsonic load in the AR pistol that:ġ. I have H110, 2400, 3031, Unique and various other powders (but no others I think would be useful for. 30-30, and 110gr plated bullets I bought for. I have dies, a box of coated 245gr cast bullets from Missouri Bullets, 165-173gr jacketed bullets I bought mainly for. All groups 100 Yards all loads in LC brass with Tula 223 primersġ78Gr Hornady Match AA1680 14.4 Grains 2.22 OAl could go hotter very consistent velocity's but not very accurate I was surprised 2" or bigger groupsġ10gr Barnes TTSX H110 19.4 Grains 2.05 OAL good velocity not supper accurate 1 1/2" groups nothing to brag about.ġ10gr Barnes TTSX H110 20 Grains 2.05 OAL groups opened up even more with this load I need to try a lighter load I thinkġ10gr Hornady Vmax H110 20 Grains 2.05 OAL good groups almost 1MOA.ġ10gr Hornady Vmax H110 20.5 grains 2.05 OAL Best groups 5 shots all touching under 1" very pleased pressure signs were light this will be the load I use.ġ10gr Hornady Vmax H110 21 grains 2.05 OAL to much signs of pressure but she was fast but groups did open up as well as to hot of a load.I just built a 10.5". Just doing hi and low of the 5 shot strings now. OK went through some more loads today down at the Grove. IF YOU CHOOSE TO REPRODUCE THESE LOADS, DO SO AT YOUR OWN RISK DESPITE MY BRASS AND RIFLE NOT SHOWING ANY SIGNS OF EXTREME PRESSURE, YOUR RESULTS MAY VARY. WARNING! SOME LOADS IN THIS THREAD MAY EXCEED RECOMMENDED CHAMBER PRESSURE FOR THE 300 BLACKOUT. I will load up 6 round each with 19.8, 20, 20.2, 20.5 grains of H110 they should all be above 2300 fps and see witch one holds the tightest groups. I tried 21.5 grains but only shot one round very flat primmer it ran 2454 fps but I will pull the rest apart to hot for me :tdown. Started showing signs not bad but 2400fps :D In the middle of fps I wanted rifle ran fine no pressure signsĢ0.5 Grains. In the fps range I wanted no pressure signs rifle ran wellĢ0 Grains. No pressure signs but a little slow rifle did cycle fine LRHOġ9.5 Grains. Hornady 110 SP bullets OAL 2.00ġ9 Grains. 223 brass sized by Lee 300 Blackout dies over Tula NCSR-223 primers. This took place on 8/4/11 at 80F and 60% Humidity 308 bullet available from 110 to 165 grains and will post results on this page as I go. First i just wanted to find what loads would keep me in between 23 FPS no accuracy test until i find the load range I have to work with. I wanted to hopefully get 2400 FPS out of it with minimal signs of pressure and good accuracy is a must. ![]() Wanted a good cheap round to shoot and even hunt with. My 300 Blackout is built on a Spikes Forged Upper and Lower receiver with a RRA Chrome BCG and Wilson Combat 16" SS Match Grade Barrel.įirst I wanted to try some 110 Hornady SP Bullets. and everyone is welcome and encouraged to add load data from there 300 Blackout load results. I am starting this thread to post my results of loads I try good or bad for the 300 BLK. ![]()
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