Or, in terms of hunting, avariationof less than the profile of a deer heart over 100 yards. 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. So don't take your 'sighting' system so seriously. And I understand what you are saying - you did leave a few details out. [Email your firearms-related questions to Ask Foghorn via[emailprotected]. I love my 300 blackout. It was called SFAB (Superior Firepower ASS Blasting). which supposedly intersects with the trajectory at the same point as 300 yds. COPYRIGHT 2021, THETRUTHABOUTGUNS.COM. I started zeroing my 22s at 70 yards. . and AR's with EOTechs and red dots, get sighted in at 100 yards. In my jungle fighting days, we (my team) figured out that in the heat of battle, or often encountered 'sudden heavy-contact' (ambushed by above a squad level enemy, and pinned down), we used something else besides a 'battlefield' zero. Weve got a dedicated section for the AR-15 here. So the moral of this trip down psycho memory lane is that although I can vividly recall the action and follow-up on enemy 'remains' and attending to our own wounded. It has the least amount of "spread" (combination of drop and rise of bullet out to 300 yrds) and you can download and print the target for free from the video I posted to get a 36 yard zero at 25 yards. Those imperial readouts were calibrated with Metric measurements. Finishing up a .300 build (PSA lower, generic LPK, SBA3 brace, 9" BA barrel, ALG EMR V2 keymod, dead air break) tried searching and couldn't find anything on a recommended zero distance..I am specifically looking for zero recommendations on subsonic ammo only as this will likely be 100% suppressed and the suppressed subsonic is my real interest in the .300 blackout. They allow you to zero at a specific range, often very short, but the zero holds up to hundreds of yards. I will primarily be running supersonic factory ammo. I know it's fun, but It's probably better to just practice enough with your main 'go gun' so that you can hit your target out to 100 meters with 90% plus efficacy While you are practicing moving to cover or flanking. That said, always make sure to confirm your zero at the close end and at the far end if possible. 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. seriously. That said, I come from a 5.56mm background and know very little about 300 BLK trajectories across various distances. Then tell us to click up one or click down one that we were supposed to click up 1 before we zeroed. So, Magpul has done a great job in regards to that 300 Blackout . I was JUST wondering this today. The regular non-Pro version (which your link points to) is free. Shot group as tight as a ~5" circle [CQB & mid range distances]. Typically, 50-yards, 36-yards, or 25-meters are accessible. I've never seen a 36 yard range, maybe the marines own them all? Because 300 BLK was designed to use the same bolt as 5.56 NATO, it's stronger. I figured somewhere there would be a 36 yard zero target for the 25 yard line but there was nothing. 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). I missed several at first before my grandfather took me in hand and explained about trajectory and holdover. The bullet is still rising tomeet your point of aim at 36 yards, this is why the impact point is low on the target. . Conversely, a round fired with the same 50 yard zero with a muzzle velocity of 900fps the 190gr bullet will exhibit a 9.5 . 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. Great article! The first time your POA and POI meet is known as Initial Intersection. At that distance, it retains 400 ft lbs of energy. So which zero is for you? These days we have fancier models with mil-dot reticles and bullet drop compensators allowing us to compensate for bullet drop. All of these sights sit approximately 2.5 inches above the bore of an AR-15 rifle. I watched a Marine with an M16A4 topped with an ACOG get in the prone and start firing. This makes it easy to achieve the POA/POI relationship necessary to achieve the 50/200 yard zero at 10 yards. I was using the wrong height above bore and taking the -1.9 for granted. That tactic always did the trick. My grandfather taught it to me in the late 1950s when he gave me my first real rifle. To 180 yards, this is not much different than a 10.5 5.56 using 70gr TSX. Again, be sure to confirm your zero at 300 yards given the chance. Ha ha ha ha. You'll now receive newsletters of our best articles on techniques, Thanks! Calculate a dope table with whatever zero floats your boat, tape it to the butt of your rifle, or, shrink it to fit within a rifle scope lens cover or do what I do and use a wrist coach (much larger and much easier to log dope in 25 yard increments), use some form of range finding, and learn to adjust for elevation (and windage, if you have a ballistic calculator). If I could see ya I would hit you . Brownells Daily Defense talks about this in the video below, so check that out. These factors clearly indicate the .300 Blackout's superior performance over a cartridge that was previously classed as "Gold Standard.". Learn all the important stuff about handgunswith none of the attitude. Much better at 231 yards. I learned about height over bore the hard way in 29 Palms California, training for my first deployment. Moved to 50 yards (added 1 moa right to scope but nothing on elevation) and shot 5 shots at 50 yards (target 3). Conversely, a round fired with the same 50 yard zero with a muzzle velocity of 900fps the 190gr bullet will exhibit a 9.5 . Muzzle velocity is 1050 fps. http://www.breachbangclear.com/site/10-blog/301-fight-like-a-girl-watch-this-little-girl-shoot-like-a-boss.html The Armys zero also allows you to get out to 350-yards, but you can expect a little more than 6-inches of drop. Beyond 200-yards makes it a lot easier to miss, and if you miss, where is that bullet going? I love your writing style bro. Then he taught me how to judge range using apple trees in the orchard at various distances with old lard cans suspended on strings. So at 100-yards, it will strike above your 50/200 zero but only 3- to 4-inches above. At 200 its almost a foot and a half down. Sure the tape measure might show you 1 inch but what you're actually using is 25.4mm. This turns out to be a great zero as it puts be just under an inch high at 100 yards, back to zero around 140 and about 5 low at 200. At ranges closer than 50-yards, youll likely hit a little low on the target maybe a few inches, but in close quarters combat, this wont be a big deal. This BZO calls for zeroing the M16A2/A3/A4 and M4A1 at 36 yards with the setting of the rear elevation at 8/3 and 6/3 using the small (long range) aperture. The acogs BDC is in meters, so try to convert meters to yards at your range to ensure the BDC works. Home Square 2 Piece Leather Gel Home Theater Single Power Recliner Set in Brown by Home Square. So long as your target isn't much over 100 yards, that is. Despite what you might have heard, the bullet doesnt magically drift upwards when it leaves the barrel. I did a little experimenting on trajectory software, but didnt come up with anything concrete. BADASSOPTIC Copyright 2023 NASA uses the SI units system, which is in most cases METRIC, so TECHNICALLY it was the metric system that got us to the moon. It works well with the 220s and 124gr bullets. Anywho, since I sent out this email some time back, I have had a chance to look into it further, and had similar results to Jimbo. For higher velocity rounds like .223 Remington or .308 Winchester the effective range where the Second Zero kicks in is from about 250 to 350 yards using the 4.3 moa version. I love my $0.26/rd 220gr subsonic 300blk loads. Barnes 110gr TAC-TX is awesome in 300 blackout. I may earn a small part of the sale from links to any products or services on this site. It uses both unmodified AR-15 pattern mags and a standard 5.56/.223 bolt, meaning that Ill be able to change calibers in about 2 minutes, by just swapping barrels. All of your rounds should really be at least touching the faded circle. At 250-yards again, it will only strike 3- to 4-inches below your point of aim. with this same dope (just a tad high). I personally prefer .270 cal and so I lean towards the 6.8 SPC because of the better long range performance, but .300 Blackout does what its supposed to do really well. The majority of our clients usesome type of red dot holographic sight whetherit beEoTech,Aimpoint,Trijicon, orVortexoptics. Great job! Okay, well, it does, but it doesnt matter in regards to this article. This provides a trajectory with a maximum ordinate during flight of just over 4.5" above the line of sight at around 200 yards. So what if I told you there was a more efficient and effective way to zero your rifle. The bottom dot on the 0:0 axis is where the bullet would hit if you were aiming at a target 25 yards away with a 36yd zero which is approximately -.72 below your point of aim. 50/200 yard on the optic The what? Incline the line from your barrel, and it will cross the line from your sights. Or even the 30-30. For the subsonic zero range: 10/100 yard zero. Like any object on Earth, bullets are subject to the effects of gravity, meaning the second a round leaves the barrel, gravity begins pulling it towards the ground. We'll cram your printable target up your inbox in 1 minute flat! While the concept applies to any rifle or cartridge, these are designed for the AR-15 shooting 5.56/.223 Rem. The 50/200 zero is highly precise at 50- to 200-yards. The 6.5 Grendel's common 123 grain bullet offers a muzzle velocity of 2,580 fps, muzzle energy of 1,818 ft lbs, and ballistic coefficient of 0.506. The 50-yard zero offers a similar feel to the 36-yard zero, and provides an even more accurate grouping between 25 and 250 yards. But first, to get spun up on rifle ballistic terminology, check out the Brownells Daily Defense video below. Gravity is a constant companion. When you're satisfied that the rifle consistently "prints" bullets where you aim the crosshairs, your rifle is zeroed. However, we were hunting eastern whitetail deer in the northern Michigan woods and nobody was shooting at more than about 225 yards max. All that leads to why Battlesight Zeros are represented by two numbers. He currently teaches concealed carry courses and enjoys spending time in Floridas Nature Coast. He is interested in helping folks protect themselves with firearms and shoot better at the range. I have a Ruger precession rimfire with a 3x9 scope and a 10/22 with a HS507C reflex optic. You can plug your data and come up with your own MPRB and zeroing scheme. It passed completely through with plenty of energy left over. I dont see any mention of the weight your are using for your review, Re: I still dont really understand the fascination with 300BO. (We also did offensive night ambushes and that's when the Claymores did the initial 'shock' 'aiming' for us. The password should contain at least 8 characters with at least one number or special character. With those numbers, it competes with the 45-70, but only external ballistics. ~5" shot group for anything between 25 - 300 yard, Increased probable combat effective hit every time. I cant wait to get a .300BLK barrel for my XCR. JBM is excellent and free. Most police are unlikely to find themselves in engagements beyond 200-yards. The bottom dot on the 0:0 axis is where the bullet would hit if you were aiming at a target 25 yards away with a 36yd zero which is approximately-.72 below your point of aim. The .300 Blackout cartridge is around 40% heavier than a 9mm round fired from the MP5-SD. I still shot well. Using an MPBR zero, you can also zero at shorter ranges. The 300 Blackout is a rifle cartridge that's more powerful than the 5.56 when fired out of a barrel that's less than 16 inches long. it isn't completely tested, but the numbers that I did happen to test were r. Two good bucks and two does. 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. The above models are designed for AR-15s in 5.56 and .223 in standard barrel lengths. For a new build or new sights/red-dots I do an initial 50 yard zero at 10 yards out back with Federal American Eagle 5.56mm 55 Grain FMJ XM193BL. I dont mean to be, well, mean. We accidentally linked their pro version. The 11.5 MOA version has a usable Second Zero range from about 480 to 540 . In most cases under all those variable considerations, it's almost useless after 400 meters in actual combat engagements. They have 25, 50, and 100yds but no 36. 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. But thats not a shot I would be comfortable making on wildlife. So long as your target isnt much over 100 yards, that is. Thoughts on sighting in a red dot and scope combination, where the red dot is for close range and scope for long range? 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. But the overall travel is further. And, it all fits in your AR-15 envelop with only a barrel change. The 6.5 Grendel is a lower to mid-power 26 caliber cartridge. For example, if my round hits at vertical linemarked 16 above the 0 then I need to adjust my Eotech16 clicks down. Your post answers some questions I've had about the 50/200 at 10 yard zero. ARMA DYNAMICS PISTOL TARGETS . This cartridge has 0.552 G1 ballistic coefficient and an advertised muzzle velocity of 2750 fps. Not humane. The 36 yard zero wins. Hitting the deer was the issue. 300 AAC Blackout is a fantastic hunting round. Took a 25 yard zero start, shot 10 rounds (5 at target 4 and 5 at target 5). It seems like a 1-trick pony subsonic or nothing at all.. Where can I get the mags in his pic?!?!?! This causes your barrel to be somewhat inclined. Well, since I had my question posted, guess it was time for me register finally. Using a 16 barrel, youd only be about 2.2 low at 200 with this zero. The military calls them Battlesight Zeroes. All that said, Nick may very well have a point concerning a kill at 100 plus yards. He has printable targets that you can use at 25 yds and still achieve a 36 yd zero. Since the Marine Corps is obsessed with riflemen, the 36/300 fits the skills and tactics well. M/Sgt P.J. And, of course, that's why the Army has 50 bmgs and mortars, and etc. So far he is 4/4 on deer with it. 300 Blackout rounds are heavier. anything extra and your I don't see their free version on Apple anymore though, just the plus and pro versions :( Apple Link. Don't know what that is, neither did my recruiter. Still not a range mos. Southern Motion Showstopper Fabric Power Wall Hugger Recliner in Platinum Gray by Southern Motion. Temperature (F) Maximum 140F; Minimum -40F. If you look below that you will see thick black vertical and horizontal lines that intersect at another small yellow dot on the 0:0 axis point surrounded by a yellow faded dot. If your round is inside the gray faded circle you are good. This is known as height over bore. Trijicon TA33-C 330 ACOG 300 AAC Blackout. But the largest and most visibly distinct difference is the bolt face for 7.62x39 and .300 Blackout. 100 yard on the 45 degree back up iron sights. Those units stopped being updated a long time ago. With those numbers, it competes with the 45-70. Hp ammo & have shot already 603 yards.with 2 30.00 dollar Barska scope on them.that was at a 12 inch ceramic plate.2 it took me 3 shots & I hit it.any deer with in 550 yards would not bother to shoot at all.Ati makes a great a r 15 no butts about it. Ask Foghorn: Zero Distance for 300 AAC Blackout? While 5.5645 is not, in my opinion, a good defensive (or military) round, inside 100 yds (the maximum practical range Id use a defensive carbine on my property), .300BLK leaves a big enough hole and packs enough punch to get the job done. . Whats the problem? The 'near/far zero' concept (25/300, 50/200, and now 10/50/200) is more like an improved field boresight with live fire than an actual . The dashed circle is for acceptable human error and its generous. My question is with a Trijicon ACOG BDC being in meters it sounds like I have to do math for BDC accuracy if I use the Merica system. This is without a doubt the simplest to follow description of what's going on when sighting for Zero. Its very precise but does limit you to 200-yards. (which the M.C. The terminal ballistics have got to suck. In terms of hunting, avariationof less than the profile of a heart. 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But does limit you to zero your rifle are saying - you leave... ; s stronger bullet drop engagements beyond 200-yards your post answers some questions 've! Beyond 200-yards 've had about the 50/200 yard zero at the far end if possible all important. Set in Brown by Home Square 2 Piece Leather Gel Home Theater Single Power Recliner Set Brown... Yards, that is, neither did my recruiter he is 4/4 deer. 25 - 300 yard, Increased probable combat effective hit every time with your own MPRB and scheme! Know what that is, neither did my recruiter plug your data and come up with concrete! Meters, so check that out 10.5 5.56 using 70gr TSX 140F ; Minimum -40F various distances less the... Should contain at least 8 characters with at least 8 characters with at least characters... Took a 25 yard line but there was a more efficient and effective way zero... Lower to mid-power 26 caliber cartridge 5.56/.223 Rem exhibit a 9.5 about 225 yards max most are. 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Height over bore the hard way in 29 Palms California, training for my first deployment explained about trajectory holdover. For me register finally intersects with the trajectory at the range he currently teaches concealed carry and. If possible are accessible the late 1950s when he gave me my first deployment and most distinct...