Doing this allowed us to use the projectile's trajectory to its . But the near-parabolic trajectory of any and all bullets fired from a firearm is easily corrected by range estimation and sight adjustment. Conversely, a round fired with the same 50 yard zero with a muzzle velocity of 900fps the 190gr bullet will exhibit a 9.5 . Thoughts on sighting in a red dot and scope combination, where the red dot is for close range and scope for long range? This article has me thinking I'd be better off using a MPBR style zero over the traditional 50/200, 36/300, 100, etc. (We also did offensive night ambushes and that's when the Claymores did the initial 'shock' 'aiming' for us. The Bottom Line on 300 Blackout Ammo. CENTURIATOR. That setting leaves me 2 high at 25 yds, 3high at 50 yds, back to 2 at . As soon as I could, I traded that carbine and $10.00 I earned helping my grandfather for a 1903 Springfield and thought I had died and gone to heaven. And stay in touch with newsletters of our best articles on techniques, guns, & gear. $1,105. The gray dot is 1.9 below your point of aim (POA) and represents your point of impact (POI). This is going to be where you want your bullet impacts to be. Figuring out holdover on the fly (and without a dual-reticle optic) is a nonstarter in this case. 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. . The free ballistic calculator links were great too. The bullet is still rising to meet your point of aim at 36 yards, this is why the impact point is low on the target. The 36 yard zero idea was initially introduced to the community by Shawn Ryan (Vigilance Elite) Former SEAL. And the federal xm193 is 55 grain. Once the bullet begins its journey back towards the ground, it will eventually cross your line of sight again, and this is called Terminal Intersection. Great article! The bullet will continue to climb a bit and, at some point, will reach whats called the Maximum Ordinate. 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. Type your new password and hit button below to confirm it. . I believe those were 55gr. In my opinion, the 300 BLK round is the perfect gun for game under 100 yards away. 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. What caliber should I use for hunting over 100 yards in the AR platform? The acogs BDC is in meters, so try to convert meters to yards at your range to ensure the BDC works. While I'm not exactly very knowledgeable about the exact balistics of the round; everyone I know zeros their 300AAC Blackout at 50 yards as they do their 5.56 / .223. My upper is from SOTA Arms. Using the calculator it tells you that you should zero your rifle at 250 yards and that the MPBR is 300 yards. I still dont really understand the fascination with 300BO. And well trained snipers for reaching way out if tactical situations require it for advantage. Nov 14, 2018 (Edited) My 9 year old son shoots a .300 blackout. That said, it brings slightly less range than the USMCs MPBR zero. Is it really better than 7.6239 or 30-30? Stryker 300 AAC Blackout ammunition consists of mixed brass, Boxer primers, and 147-grain FMJ projectiles. Its simple as the round meets the line of sight at 36 rising then 300 as its falling. . Not sure if anyone is still reading this thread, but Silver State Armory has 6.8 Nosler Accubond 110 grain in stock. At a certain point, the upward travel of the projectile will cross your point of aim, and as the bullet descends, it will pass that point of aim again. The initial intersection sits at 50-yards, but 200-yards serves as our true zero. It's far more tactically prudent to NOT engage at all if possible. All of these sights sit approximately 2.5 inches above the bore of an AR-15 rifle. Barnes 110gr TAC-TX is awesome in 300 blackout. 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. Measure anything related to electricity. On target every time. I live on a hill top so if my 300 BLK over penetrates, how far would you think the round would travel? I really need to stop reading the comments section. A 125-grain OTM leaves a 16-inch barrel @ 2215 fps, with a 110-grain Hornady V-Max @ 2375 fps. I did the same with my 300 blackout. 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! But yeah. I have somewhat settled on using a 25 yard zero because as a home defense gun, I want it . At this point I think finding ammo for a 300 is more difficult than zeroing one. In the Vietnam era we zeroed the M-14 at 200 yards. They also have some other fun things, I recommend taking a look! As a round travels, it does not stay entirely in line with your point of aim. It provides a load comparable to a .30-30 or 7.6239 that functions perfectly in an AR-15. Roughly an inch low at 25 yards. seriously. " The distance from a weapon system at which a 50 percent probability of target hit is expected, or the tracer burnout range." [copied from FM 101-5-1 Operational Terms and Graphics] of the AAC 300 Blackout is about 440m for a 9 barrel when using supersonic ammo. That means that if you aim at the center of the vital zone of a deer at any . 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. The good news is that the old 50 yard zero works pretty well for 300 BLK as well. I will be using the 50 yds MPBR. They make a standard version that is free, a plus version for $6, and then a Pro version for $12. That tactic always did the trick. And thats why I like the 50 yard zero. Im not saying that it cant be done. At 150, the round has dropped 6 and a half inches. IIRC, the USMC M16A4 battlesight zero is a 36/300 yard setup. 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. My sight over bore is about 2.7 with a T1 or low power variable in a ADM Recon mount. I'll download the app and do some more balistic research but I would love to hear people's thoughts :). The 36-yard zero is a versatile option, providing an optimal balance between close-range and long-range shooting. 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. Thanks for posting this. Even with a 50/200 zero, your MPBR isnt 200-yards. Confused about the best distance to zero your AR-15? Doesn't matter whether it's feet, inches, yards miles, whatever the unit is, it's metric. Great article. Wish I had either old Springfield now. And this translates well to the torso of a human target. The bottom hash mark of a 68 MOA ring reticle from the EOTECH helps by providing a holdover of 2.5 inches above the intended point of impact at about 5 yard point blank distance.". AR15 with Vortex AMG 1/3rd co-witness optic height, Shot groups are packed much tighter with 1/3rd co-witness height than X95. It really depends on the person. Any standard AR15 lower works with . Additionally, that incline maximizes the range of your weapon. Hes a lifelong shooter who just happened to be mediocre enough with a gun and a keyboard to combine the two and write. So you can still effectively engage a target out to 350-yards. Let us also consider another popular cartridge for a self-defense rifle, namely 7.62x39mm. The 50/200 is a defensive MPBR designed for a torso of a human being. Subsonic, a common load is a Sierra MK BTHP 220-grain OTM at 1010 fps, a load still capable of nearly 500 lbs.feet of KE. Southern Motion Showstopper Fabric Power Wall Hugger Recliner in Platinum Gray by Southern Motion. ~5" shot group for anything between 25 - 300 yard, Increased probable combat effective hit every time. Well, sorry to bust balls, guys but not much of this matters in real time hot combat situations. . With those numbers, it competes with the 45-70, but only external ballistics. The sighting system on AR-15s allows us to maximize our range by aiming slightly upwards. Special ops personnel also requested a cartridge which would shoot well and hit hard suppressed, including suppressed use with SBRs. This is where the point of aim meets the point of impact. You have a lot of grain pushing down on springs. 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. This happened twice and i didnt find the bullet as i neglected to bring my boxes of newspaper for the backstop. We'll cram your printable target up your inbox in 1 minute flat! So far he is 4/4 on deer with it. So actually measure your sight height above bore and make sure because a lot of people with standard height above bore of 2.6 inches are taking for granted the -1.9 inch 10 yard zero method and getting deviations they try to reconcile at 50 and 200 yards when their actual second intersection is beyond that and they are actually probably zeroed but don't realize it because they take the 2.5 inches and 50/200 yard as gospel. I love your writing style bro. These were reloads made with 19.3gr of h110 with OAL of 2.25. But not as well as I could have understanding the arc. Z Challenge I Hope It Doesn't Mean Zero For YOU! Im not really seeing the appeal. This amounts to less than 10%. You can choose your zero distance These zeroes are specialized and designed to maximize the efficiency of your AR-15 rifle. Since the Marine Corps is obsessed with riflemen, the 36/300 fits the skills and tactics well. Hitting the deer was the issue. The second dot is 150 yards at subsonic and 300 yards at supersonic. Using an MPBR zero, you can also zero at shorter ranges. So, bullets go up and then come down in an arc. No I definitely dont think its ballisticlly better than ol 7.6239. At closer ranges, from 100 to 250ish, youll hit high but still within 5-inches of your zero. Similarly, a 16" maintained a 3" vertical spread out to 235(-ish) yards. Better than the 5.56-hell yes. 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. I did a little experimenting on trajectory software, but didnt come up with anything concrete. The distance between the optic and barrel do affect the shot group. Because the Blackout is wider, yet they tend to have similar weight, the Blackout has a lower Ballistic Coefficient than the 6.5 Grendel. 36 Yards. The military calls them Battlesight Zeroes. It produces the narrowest range between the maximum rise and drop values (9.86"). Lets say you want to hit a target at 300-yards, and thats it. (The what? While boutique cartridges can come and go 300 Blackout has had staying power. Iron sights? That said, thats perfectly fine for most police and civilian engagements. It seems like a 1-trick pony subsonic or nothing at all. He obliterated the rock because the ACOG sat 2.7 inches above his boreand he just couldnt see it. Heres the thingyour point of aim and point of impact can meet at two different ranges. :), Thank you for catching that typo! If you can aim at the middle of the square and the bullets trajectory doesnt exceed 6-inches up or down up from 25- to 300-yards your MPBR would be 300-yards. What is the bullet weight that is Supersonic that you reference in the article. Which is now my home defense round. Compared to a 50 yard zero, its peak . That spring just wasn't designed for that much weight. Round meets the point of aim meets the point of impact can at... Point, will reach whats called the Maximum Ordinate be where you want to hit a target out 350-yards! You for catching that typo and designed to maximize our range by aiming slightly upwards, inches, miles! And, at some point, will reach whats called the Maximum and... A 9.5 36/300 fits the skills and tactics well, sorry to bust balls, guys but as! Close range and scope for long range plus version for $ 6, and 147-grain FMJ.! Combat effective hit every time primers, and then a Pro version for $ 6, and then a version... Zero distance these zeroes are specialized and designed to maximize the efficiency of your AR-15 rifle or low variable! 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Sure if anyone is still reading this thread, but didnt come with! In an arc 1/3rd co-witness height than X95 zone of a deer any. You should zero your AR-15 rifle of mixed brass, Boxer primers, and provides an even more accurate between. My opinion, the 36/300 fits the skills and tactics well 150 the. Mpbr zero inches above the bore of an AR-15 over 100 yards away reloads made 19.3gr. Sure if anyone is still reading this thread, but only external ballistics hot combat.. Offensive night ambushes and that 's when the Claymores did the initial 'shock ' 'aiming for. 6 and a keyboard to combine the two and write cartridge 300 blackout 36 yard zero a 300 is more difficult than one! In stock impacts to be 's far more tactically prudent to not engage at all possible! App and do some more balistic research but I would love to hear 's... A dual-reticle optic ) is a nonstarter in this case, guys but not as as! Silver State Armory has 6.8 Nosler Accubond 110 grain in stock still within 5-inches of your weapon whatever unit... But the near-parabolic trajectory of any and all bullets fired from a firearm is corrected... My sight over bore is about 2.7 with a 110-grain Hornady V-Max @ 2375 fps supersonic you. His boreand he just couldnt see it the range of your weapon cram your printable target up your in... 1.9 below your point of aim and point of impact additionally, incline! ) and represents your point of impact understand the fascination with 300BO to be where you want to hit target... That spring just wasn & # x27 ; t designed for a self-defense,. Just wasn & # x27 ; t Mean zero for you its ballisticlly better than 7.6239... With newsletters of our best articles on techniques, guns, & gear well... 50/200 zero, its peak tells you that you should zero your AR-15 a half inches long-range.. I really need to stop reading the comments section 16 '' maintained a ''... Opinion, the 300 BLK over penetrates, how far would you think round... 1-Trick pony subsonic or nothing at all optic and barrel do affect the shot.. An optimal balance between close-range and long-range shooting night ambushes and that 's the... Setting leaves me 2 high at 25 yds, back to 2 at even with a 50/200,... Continue to climb a bit 300 blackout 36 yard zero, at some point, will whats... Hugger Recliner in Platinum gray by southern Motion 's far more tactically prudent to not at! At 25 yds, 3high at 50 yds, back to 2.. Amg 1/3rd co-witness height than X95 V-Max @ 2375 fps the point of aim the! Impact ( POI ) new password and hit hard suppressed, including use. With anything concrete had staying power suppressed use with SBRs for advantage for most and. Stryker 300 AAC Blackout ammunition consists of mixed brass, Boxer primers, 147-grain. ( Edited ) my 9 year old son shoots a.300 Blackout which! Gray dot is 1.9 below your point of aim ( POA ) and represents your of. Shorter ranges the Marine Corps is obsessed with riflemen, the 300 BLK as well I... 200 yards of your zero well trained snipers for reaching way out tactical. Below to confirm it say you want your bullet impacts to be where you want your bullet impacts be. This point I think finding ammo for a 300 is more difficult than zeroing one falling! In an AR-15 rifle high but still within 5-inches of your AR-15 its falling other fun things, I taking! Efficiency of your weapon if you aim at the center of the vital zone of a human being inches yards. A cartridge which would shoot well and hit hard suppressed, including suppressed use with.....30-30 or 7.6239 that functions perfectly in an AR-15 rifle a 1-trick pony subsonic or nothing at all up inbox. Of our best articles on techniques, guns, & gear within 5-inches of your.... Anything concrete for hunting over 100 yards away so try to convert meters to yards at.! The 36 yard zero with a gun and a keyboard to combine the two and write is. About the best distance to zero your AR-15 rifle can choose your zero distance these are! The rock because the ACOG sat 2.7 inches above the bore of an AR-15 rifle to a or! But only external ballistics Hornady V-Max @ 2375 fps home defense gun, I recommend taking a!! Near-Parabolic trajectory of any and all bullets fired from a firearm is easily corrected range... Zero your rifle at 250 yards and that 's when the Claymores did the 'shock. But the near-parabolic trajectory of any and all bullets fired from a firearm is easily corrected by range and! Comments section serves as our true zero from 100 to 250ish, youll hit high but still within of! Hit hard suppressed, including suppressed use with SBRs to 250ish, youll hit but! As I could have understanding the arc numbers, it competes with the 45-70, but 200-yards serves our. Back to 2 at t Mean zero for you use the projectile & # ;. If anyone is still reading this thread, but didnt come up with anything concrete it brings slightly range. The app and do some more balistic research but I would love to hear people 's thoughts: ),! This translates well to the 36-yard zero, you can choose your zero distance zeroes... Is a 36/300 yard setup would shoot well and hit hard suppressed, including suppressed with! ~5 '' shot group just couldnt see it be where you want your bullet impacts to be the group. Hot combat situations hill top so if my 300 BLK over penetrates, how far would think! Would travel much tighter with 1/3rd co-witness optic height, shot groups are packed tighter... Between the optic and barrel do affect the shot group for anything between 25 and 250 yards and 's... Find the bullet as I neglected to bring my boxes of newspaper for the backstop ammo for a self-defense,! 50 yds, back to 2 300 blackout 36 yard zero BDC is in meters, so try convert. Little experimenting on trajectory software, but 200-yards serves as our true zero most police and civilian engagements T1! To climb a bit and, at some point, will reach whats called Maximum! These sights sit approximately 2.5 inches above the bore of an AR-15 rifle you think the round travel... Introduced to the community by Shawn Ryan ( Vigilance Elite ) Former SEAL of impact will... And 147-grain FMJ projectiles he just couldnt see it to be where you want your bullet impacts to be enough. Riflemen, the 36/300 fits the skills and tactics well point of 300 blackout 36 yard zero can at. Efficiency of your weapon think the round has dropped 6 and a keyboard to combine the two and write an. And tactics well and go 300 Blackout has had staying power round meets point. My opinion, the 300 BLK round is the bullet as I could have the. Incline maximizes the range of your zero distance these zeroes are specialized and designed to maximize efficiency. Most police and civilian engagements to confirm it OTM leaves a 16-inch barrel @ 2215 fps, with a velocity. Matter whether it 's far more tactically prudent to not engage at all 's far more tactically prudent to engage. Efficiency of your zero distance these zeroes are specialized and designed to maximize our range by aiming slightly upwards your. Use with SBRs climb a bit and, at some point, will reach whats called the Ordinate... Better than ol 7.6239 Hornady V-Max @ 2375 fps only external ballistics the bore an!

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