Close range works perfect for pigs, hold low for 100 on white tail, and back dead on at 200. Now to compare the blue line to represent subsonic rounds to the red line- big trajectory difference as one would expect. If your round is inside the gray faded circle you are good. I don't know the answer. Again, be sure to confirm your zero at 300 yards given the chance. Hornady ballistic app is free. Check out canted optics zeroing tips here. Most bullets from both cartridges weigh around 125-Grains. At 36 yards, the bullet's trajectory will be 4 inches above the point of aim, and at 300 yards it will be about 2 inches below the point of aim, providing a suitable point of impact for distances between 25 and 300 yards. MPBR typically takes target size into account when planning. With a 1.5 inch sight height (pretty standard), Federal Sierra MatchKing Boat-Tail hollow point 6mm Creedmore, 107 gr zero'd at 50 yards: starts out within 1.5 inches POA when fired but then as it travels the deviation gets smaller and smaller until at 50 yards its dead on POA at 50 yards. Not bashing the 300 AAC, which I think is a cool caliber, I just dont know if Ill be able to feed it given the massive political stupidity regarding the 2A. I set my sighting target out at 36 yards, ( old USMC habit for zero range) as this is a 300m zero when it crosses the line of sight the second time. There are quite a few bullet weights that are Supersonic for the 300AAC BLK. Can you use a 556 lower for 300 blk? But the near-parabolic trajectory of any and all bullets fired from a firearm is easily corrected by range estimation and sight adjustment. While the concept applies to any rifle or cartridge, these are designed for the AR-15 shooting 5.56/.223 Rem. Special ops personnel also requested a cartridge which would shoot well and hit hard suppressed, including suppressed use with SBRs. You can choose your zero distance And would use a 50 yard zero for the .300 blackout upper I want to . It was a point of contention on qual day. I live in an urban environment and shoot at an indoor range 30y max. The 36 yard zero is considered the best combat zero for fighting rifles. Even at 300 yards holdover is nearly 9 feet. The 25, 50, and 100 yard zero are all within 1-2" of each other at 100 but where it really makes a difference is when you start to get out to 200-300 yards. mattri. I still shot well. Hes a lifelong shooter who just happened to be mediocre enough with a gun and a keyboard to combine the two and write. My grandfather taught it to me in the late 1950s when he gave me my first real rifle. It provides a load comparable to a .30-30 or 7.6239 that functions perfectly in an AR-15. A spotter with rangefinder helps, but I still don't deviate much from POA. The above models are designed for AR-15s in 5.56 and .223 in standard barrel lengths. :), Thank you for catching that typo! taught me to zero an M16A1 at 1000 inches (27.7 yds.) Posted: 8/27/2019 9:36:16 AM EST Hi all, Question for the hive about zeroing 300 blackout. Ps. Input your hunting conditions to see the drop, drift, bullet trajectory, velocity, and energy in easy-to-read ballistics charts and graphs. Assuming no significant optic height over bore. The ballistics of the supersonic 300 BO generally approximate those of the Soviet 7.6239, and especially the old Mauser 7.9233 Kurz, bullet weight and style being alike. Well, since I had my question posted, guess it was time for me register finally. That's because at 300 yards, aim will match point of impact. Shooting the rifle was an adventure. Federal Premium. It produces the narrowest range between the maximum rise and drop values (9.86"). Since the Marine Corps is obsessed with riflemen, the 36/300 fits the skills and tactics well. For example, with a red dot height above bore of the standard 2.6 inches for an AR, with Federal XM193 factory load boat tail 5.56 at 10 yards the POI is - 2.0 (not - 1.9) inches below POA with a first intersection at 50 yards of 0.0 inches deviation (which is the first zero intersection with LOS) and the second intersection with LOS at 231 yards (and not 200 yards) at 0.0 inches deviation for zero. . While weve talked extensively about 50/200thats not the only MPBR on the table. That said, it brings slightly less range than the USMCs MPBR zero. It seems like a 1-trick pony subsonic or nothing at all. Then tell us to click up one or click down one that we were supposed to click up 1 before we zeroed. If a target is beyond 200-yards in the police world, you probably wont take the shot unless forced to. I cant wait to get a .300BLK barrel for my XCR. This results in the bullet being subject to gravity for a longer period of time. Learn all the important stuff about handgunswith none of the attitude. Although the Marines adopted the ACOG, which uses meters as its BDC, we still shoot in yards. Inches MOA MIL Calculate. $1,105. That said, thats perfectly fine for most police and civilian engagements. I have a suppressed .300 blackout pistol with a 7" barrel and an eotech two dot reticle The primary use will be, god forbid, home defense inside and potentially bugout personal defense. What about ranges closer than 50-yards and further than 200-yards? Use the calculator and you'll see a sight in at 15 yards will give MPBR zero for a 3" target [like a bird, squirrel or tin can] of about 15/80 yd. It's far more tactically prudent to NOT engage at all if possible. Are there any considerations for rimfire rounds vs high velocity centerfire? My fascination with the cartridge is that it should make for a superlative defensive and (once the cost comes down) plinking round. Get Our Top Shooting Drills and Zeroing Targets ($47 value - but FREE for a limited time). Compare this to a 208 gr amax traveling at 1000 fps which will be approximately 1.5" low at 25 while sighted in at 100, and 107 inches low at 300. Full disclosure those numbers aren't 100% exact-- the near zero is actually like 24.89yds or something like that. Great article and as a Marine Raider and former instructor at the 1st MarDiv Schools MTU, the 36/300 I believe is the easiest. I would rather shoot it than any other rifle i own. And at 300-yards, youll be hitting low as well. The sighting system on AR-15s allows us to maximize our range by aiming slightly upwards. Civilians are even more unlikely to find themselves in this situation and will also have a much harder time justifying a long-range shot as a self-defense shot. 6.8 SPC. So, that's why you're seeing older comments because this article originally ran a couple of years ago but was updated this week with some new stuff. I'm fond of a 40-50 yard red dot zero too, mainly because that's about as far as I can see these days without some help. To better understand MPBR, we need to talk about ballistics and how a round flies through the air. 7.62x39 requires a much larger bolt face and this makes for a thin-walled bolt that can and will break easier. Thanks for reading! I'll download the app and do some more balistic research but I would love to hear people's thoughts :). and it seems to work. Had they just drawn a picture of the the arc and why we clicked 1, I would have understood completely for the next 13 years. Incline the line from your barrel, and it will cross the line from your sights. At 36 yards, we're working with 0.36" per MOA. They also have some other fun things, I recommend taking a look! Sign yourself up to the hottest freshest newsletter out - The Vigilance Elite Newsletter. Our bad! Just a question. Better than the 5.56-hell yes. Thanks! However, at 300 yards, the bullet drops nearly 5 inches below the point of aim. The 50/200 zero is highly precise at 50- to 200-yards. AR15 with Vortex AMG 1/3rd co-witness optic height, Shot groups are packed much tighter with 1/3rd co-witness height than X95. Compare that to a 5.56 Ball M193 round's 55 grain bullet, which delivers a . On target every time. Learn the 3 most popular shooting stances & more. Great article with very simple-to-understand explanations. Perhaps I'm dating myself? You have entered an incorrect email address! Let us also consider another popular cartridge for a self-defense rifle, namely 7.62x39mm. This is going to be where your point of aim is. In this video I use the Caldwell Precision Tripod. You could get a little more distance out of a 25 yard zero (under 1.5 inch drop at 150 yards), but then the bullet moves through a little over 3 inches of variation over 100 yards compared to 1.5 inches with the 50 yard zero. That trajectory just doesnt sound right. From my experience, a 36/300 zero will keep your 5.56 projectile inside of 5-inches from your point of aim all the way out to 300-yards. Reloading 300 Blackout: Ruger American Ranch Rifle 300; I Am Coming Out: 308 Subsonic AR10 vs AR15 300 Blackout 200gr Hornady ELD-X . The 36-yard zero is a versatile option, providing an optimal balance between close-range and long-range shooting. Im not really seeing the appeal. This should pretty much get you hogs (if that's what you are interested in) out to about 200 yards with fairly accurate shots. And Im not being snotty about that, I really want to know. On Apple store neither the StrelokPro nor Strelok are free. This is different: "Subsonic eXpanding.". Its simple as the round meets the line of sight at 36 rising then 300 as its falling. The 25-yard Zero. Weve got a dedicated section for the AR-15 here. I use.77 grainfor a truer flight, more accuracy, and more knockdown power. The point of impact at 33m intersects with the bullet drop at 300m. Measure anything related to electricity. For example, if my round hits at vertical linemarked 16 above the 0 then I need to adjust my Eotech16 clicks down. Southern Motion Showstopper Fabric Power Wall Hugger Recliner in Platinum Gray by Southern Motion. These were reloads made with 19.3gr of h110 with OAL of 2.25. Temperature (F) Maximum 140F; Minimum -40F. ARMA DYNAMICS PISTOL TARGETS . For better or worse, the 36 yard zero is basically a hybrid that flattens out the St. Louis Arch of a trajectory the 25 yard zero creates while still providing a decent maximum range. Doing this allowed us to use the projectile's trajectory to its . Using a 16 barrel, youd only be about 2.2 low at 200 with this zero. Not humane. Learned a bit and got reminded of a few things I had forgotten. Subscribe to Pew Pew Tactical's sales and deals email. So long as your target isn't much over 100 yards, that is. Which is now my home defense round. What if Im using a 150-grain .223 round made of Vibranium? Im regularly singing steel at 250 with my 300 BLK rifle, with a nice +3.4 Mil hold. Any discussion on the effective range is a minefield full of opinion best tiptoed over by indicating those figures make the .300 BLK at 300-yard shot territory most comfortable for veteran shooters. ETA: Ironically, maximum PBR on a 5" target with 300 subs is 100 yards. He currently teaches concealed carry courses and enjoys spending time in Floridas Nature Coast. 6.5 Grendel 123 gr vs .300 Blackout 125 gr Cartridge Comparison Table. Wish I had either old Springfield now. We cover the most common battlesight zeroes and the easy-to-understand science behind them. But, I learned a great deal about what was point-blank range and how it was possible to aim right at a target and miss it either high (seldom) or low (far more frequently). Using 55 or 77 grain out of a 10.5" (and an optical offset of 3") I found that you'd be able to maintain a 3" vertical spread out to 215(-ish) yards. Remember, it's all a different pile of shit than a stationary target that's not shooting back to 'interrupt' your 'well-placed' battlefield zeroed group shot, LOL! I save the link, read it on another occasion, to refresh my memory. Thanks for being there for us, sir. When we zero, we connect the point of aim with the point of impact. 36 Yards. For a 10.5 inch barrel, the 50 or 36-yard zero will be ideal. 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