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government profile barrel vs m4

You can configure an AR-15 into ALMOST an M4 by simply putting a 16" barrel in the "M4 profile" on an upper which has the M4 feed ramps. Thanks for reading! He's former military officer turned professional tech sector trainer. For more information, check out privacy page. Usually 20", some 16" Midlengths are made this way. Development of the M16 required several iterations because of bullet design, firing modes, and structural reliability.The M4 came … The 16” Government profile barrel is forged from 4150 Chrome Moly Vanadium steel, Mil-spec heavy phosphate coated and chrome lined with mid-length gas system. Only later did the team realize the actual cause of the drop gauge failure was something entirely different. There is no M4A2 or A3 (not in the government inventory), although there are M16s up to A4. Honestly looking for some opinions. I too would like to see the standard lightweight profile become the most popular again. 4 0 0. Our 16” 5.56 barrel is the most accurate and longest lasting barrel attainable for your AR-15 build. The most popular barrel profile now is the M4 style, sometimes a direct copy of the 14.5″ military M4 barrel, but more often slightly extended to 16″ for legal civilian use. thank god for the aftermarket! The M4 barrel is lightweight under the handguards, until just before the gas port. Realizing that the “solution” they presented didn’t actually solve a problem, they tried to course correct. You won't be using a grenade launcher. Thank you for coming by The Everyday Marksman. There are a lot of stories out there, so let’s get to the source. The M4A1 dropped burst fire and restored a full-auto selection, like original M16s. A2 Government profile: Thin under the handguards, thicker in front of the sight. The 16” Government profile barrel is forged from 4150 Chrome Moly Vanadium steel, Mil-spec heavy phosphate coated and chrome lined with mid-length gas system. Chambered in 5.56×45mm NATO used the 62gr SS109/M855 cartridge with a 1:7 barrel twist with a government profile barrel. AR-15 .223 Wylde Lightweight Barrel. The one you purchased will do fine at home defense. Colt listened, and even put out civilian M16A2 copies that still had the standard lightweight profile. Georgia-based Daniel Defense scored huge gun culture points when their MK18 rifles were adopted for use by groups like the Navy SEALs. No one is mag dumping all of their mags on full auto in any scenario to warrant the thicker barrels.. 5in M4 Profile Upper Receiver/Barrel Assembly $ 520. If you click on the link and buy something, then I receive a small commission, typically 4% to 5% of the sale. upper features: sabre defence 16" 4150 cmv 5.56 nato 1-9 twist government profile barrel with feedrampssabre defence 7075-t6 forged flat top t-marke.. ar-15 5.56/.223 16" sabre defence mid-length government profile upper assembly includes all original sabre defence products. A2 - similar to the pencil, but heavier beyond the gas block for greater durability. The most popular barrel profile now is the M4 style, sometimes a direct copy of the 14.5″ military M4 barrel, but more often slightly extended to 16″ for legal civilian use. M4: 16" Thin under the handguard, thicker in front of the sight, but has a groove cut there (to mount the front of the M203 grenade launcher on the military guns). Colt’s systems have generally followed the times and though its model numbers originally came without prefixes, with the need to separate weapons made for civilian co… So they made only the front of the barrel thicker to increase strength. The takeaway of this story is that just because the government does something, that doesn’t mean it’s the right answer for everyone. This build up was caused by a burr left from drilling/reaming the gas port. All stripped barrels come equipped with an A4 Barrel Extension with extended M4 Feed Ramps for enhanced feeding reliability and a pre-installed locator pin. A1 - generally a lightweight barrel, whole length. cut barrels and 16" HBAR (heavy barrel) barrels. I just bought a 20” govt profile 223 stainless wylde barrel, can someone give me any input on the maker of this barrel BAR ??? Have you ever seen the movie The Pentagon Wars? Continuous taper designed for optimal weight, balance, and performance. The Marines were the driving factor in the adjustable rear sights of the M16A2 as well. After the gas port it … I personally think the URG-I failed to address a big gripe with earlier M4s and that was weight. A visual comparison of a 16" Government Profile barrel (on top) and a 16" Lightweight Profile barrel on the bottom. im building an AR15 for home defense and wont be using it for range or hunting. TRYBE Defense has your back with an amazing lineup of AR15 barrels. Today, we call this a “pencil” profile. Government Profile Vs. Pencil Barrel – My Blog; Comments. That’s not to say it doesn’t have its benefits, though. Colt 1911 and Government pistol barrels are the perfect replacement part or upgrade component for your favorite firearm. Honestly looking for some opinions. M16A4 has a 600 meter effective range. 14.5″ is the length of the military M4 and M4A1 carbine barrels. . Today, we discuss the difference in performance between 16" M4 / gov. Given the choice, I’d rather the standard lightweight profile become the most popular again. Loved it. After that, the barrel gets heavier and thicker. The Faxon pencil, or gunner profile, is more than adequate for an infantry or duty weapon in my humble opinion. A Colt Socom barrel tested by Molon was capable of producing an 30 round average sub-MOA load with an extreme spread of .9 inches and a mean radius of .35. On top of that, you have a ‘cut’ designed to … Favorite Answer. Voit vaihtaa valintasi milloin tahansa Yksityisyydenhallinta-asetuksissasi. This was where the Armorer’s Drop Gauge was getting stuck. The two ends of the barrel consist of: M4 feed ramps at one end. The Everyday Marksman is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for website owners to earn advertising fees by advertising and linking to amazon.com, audible.com, and any other website that may be affiliated with Amazon Service LLC Associates Program. That is a pretty good description of the average combat rifle. The original intent was bridging the gap between the 20″ M16 series and the experimental XM177. So the Logisitcs people had “Barrels Bending” on their list of “M16A1” things to “Improve” right after listing “Handguards Breaking.”. It is also considered that because the tapering and standard barrel profile is outside the handguard, heightened accuracy is yours. Marine Lt. Col Dave Lutz was the program manager for the M16A2 project from 1980 to 1983. A Colt Socom barrel tested by Molon was capable of producing an 30 round average sub-MOA load with an extreme spread of .9 inches and a mean radius of .35. And the Hanson Series AR barrels are ones of their top favorite products. The Everyday Marksman is primarily funded by readers like you. This 10.5" barrel chambered in 9MM has a beautiful government profile and is milled from 4150 Chrome Moly Vanadium Steel. Fantastic story! Another story tells us that aggressive bayonet drills were the source of bending. Some years ago he shared the story of the government profile barrel on AR-15.com. Check out my affiliate disclosure page, which has a bit more information. Plus, the hybrid profile of this barrel is tapered under the handguard. Yet, there are lots of AR-15 barrels that have profiles mimicking military configurations, such as the ubiquitous M4 profiles that have thinner diameters under the handguards and thicker in front of the gas block, along with a cutout to mount an M203 grenade launcher. Mahdollistaaksesi tietojesi käsittelyn Verizon Median ja kumppaneidemme toimesta, valitse 'Hyväksyn', tai valitse 'Hallitse asetuksia' saadaksesi lisätietoja ja hallinoidaksesi vaihtoehtojasi. So what is an affiliate link? The gauge wouldn’t pass through the bore, so the assumption was that the barrel was “bent.”, We (Marines) were replacing a lot of “bent” barrels that were determined to be “bent” because the Armorer’s Bore Drop Gauge would not freely pass through some barrels during Ordnance Inspections (LTI’s). The new technical data package was already written and put into effect. Im looking to get a 14.5 in, middy daniels defense (ill be building my next rifle after this) and im very used to government profile barrels being in the Marines. AR-15, M16, M4, 11.5",BCM Enhance Profile Barrels. Colt has been the most visible producer of ArmaLite AR-15 pattern weapons, and the military designations M16 & M4are heavily associated with the company. They are great for weapons that get carried a lot and shot on a light to medium schedule. We let Colt know what we had deduced, and that is one reason they kept models of “A2’s” in their line-up with A1 profile barrels. This was noted by most all the Operational Test participants, especially when they fired the standing/off-hand leg of our rifle qualification course. The M4 was adopted in 1994 after ten years of design and testing. As you’ll see in the paragraphs that follow, the engineers thought they knew the problem, and applied a solution. We “experts” thought this bending was from rough handling like during bayonet drills, etc., as an absence of any mid-barrel handguard damage in these rifles made one assume the fulcrum of such bending was the bayonet lug. However, the A2 profile was already down the road for the US Military. Theory is that by removing the shoulder lump it reduces barrel whip and makes it easier for follow-up shots and overall accuracy. However, soon after I started using a borescope with a video recorder and monitor to inspect “bent” barrels. Now it’s your turn. This site and its community are a labor of love. I can’t think of anyone off the top of my head. This gives a weight-saving feature that many shooters appreciate. Learn how your comment data is processed. Barrel profile for which the portion of the barrel in front of handguards is thickened to 0.715 inches; HBAR: A barrel that in some portion is thicker than government-profile, usually underneath the handguards; M4: Government barrel profile with small portion reduced to 0.575 inches to mount M203 grenade launcher So about the only advantage of the A2 profile was to give the rifle a little more muzzle hang. Hi Clifford, it’s difficult to say who the manufacturer is. But the government was already too far down the road. upper features: sabre defence 16" 4150 cmv 5.56 nato 1-9 twist government profile barrel with feedrampssabre defence 7075-t6 forged flat top t-marke.. This profile seems backward when you look at it. We'd love to hear your thoughts, leave a comment. What I found was a mound of bullet jacket material at their gas ports. The government profile barrel is also … If you read my recommendations for your first rifle or barrel selection, recall that I said lightweight barrels are the most useful. This site uses Akismet to reduce spam. There’s not really anything wrong with the gov’t profile barrel, honestly. When the M4 entered service, it offered semiautomatic and burst-fire options, same as the contemporary M16A2. It works well as a barrel, and I expect you’ll have a blast with it. I’m glad you enjoyed it , First off, just watched The Pentagon Wars. The weight savings to go from the gov’t to a pencil isn’t huge, so don’t think you need to rush out and replace it any time soon. One of the greatest mysteries of the modern AR-15 is the so-called Government Profile Barrel. M4 Profile - A thin profile until you reach the gas port. This 10.5" barrel chambered in 9MM has a beautiful government profile and is milled from 4150 Chrome Moly Vanadium Steel. Only the misinformed. Mission drives gear. The government profile barrel is also … M4: 16" Thin under the handguard, thicker in front of the sight, but has a groove cut there (to mount the front of the M203 grenade launcher on the military guns). To me, it doesnt make that much of a weight difference and it seems government profile barrels are more accurate. To ensure you have the best experience possible, this website uses cookies. I’m new to it all. The original AR-15, and M16, had the so-called “standard” profile. Criterion makes their own Hybrid Profiles in both medium taper and light taper that meet a middle ground between the two. It’s a great little movie about the origins of the Bradley Fighting Vehicle, and the bureaucratic mess that was its development. + Newsletter+ New Content Alerts+ Deals and Sales. Just before the gas block, it widens again to around .75″ through the rest of the barrel. When we removed this “mound”, the barrels would all pass the Drop Gauge. A lot of their techniques and choices of rifle components have origins in competition. Gain insights from pros, new content notifications, vendor discount alerts, and more! DDM4 V9 Specs. Find your desired caliber and barrel finish to perfectly upgrade or repair you firearm. ar-15 5.56/.223 16" sabre defence mid-length government profile upper assembly includes all original sabre defence products. I don’t think I’d win that battle, though, as the trend is towards shorter and thicker barrels found in the M4A1. I’ve seen Ballistic Advantage make a similar barrel, but not in 20″ length. Barrel profile for which the portion of the barrel in front of handguards is thickened to 0.715 inches; HBAR: A barrel that in some portion is thicker than government-profile, usually underneath the handguards; M4: Government barrel profile with small portion reduced to 0.575 inches to mount M203 grenade launcher Lt. Col Lutz and his team realized that a heavy barrel all the way through was not a practical solution for a lightweight combat rifle like the M16. cut barrels and 16" HBAR (heavy barrel) barrels. Government profile barrels taper down to a lightweight profile just before the gas block. government - thin under the handguards, heavy profile from the gas block to the flash suppressor. It all started with a drop gauge test. The original intent was bridging the gap between the 20″ M16 series and the experimental XM177. My CAR is stainless steel 416 and my M4 is CMMG 14.5" w/ Phantom 5C2 and chrome lined Gov't profile. This barrel diameter starts at .675″ by the chamber and then tapers down to .625″ under the handguard. No, my commission comes at no additional cost to you. Discussion in 'AR-15 Discussion' started by blakeforeal, Oct 7, 2014. M4 - stepped barrel, thin under the handguard. The gas port on a genuine SOCOM barrel has a diameter of 0.062” and the barrel employs a carbine-length gas system. The USGI barrel profiles (often referred to as the Government Profile) enable the operator to carry their weapon for longer periods of time and deploy them faster than the heavier commercial H-Barrel counterparts. See the advantages of BCM Enhanced Profile Barrels. Unlike the 14.5-inch barrel of the true M4 Carbine, the LE6920 M4 carbine features a slightly longer, 16.1” chrome-lined barrel with a 1:7 rate of twist, which enables virtually unlimited selection of ammunition. Rosco Manufacturing, but heavier beyond the gas port system to give the rifle a more. Fighting Vehicle, and the experimental XM177 it for range or hunting M4 a. Media -verkkosivustojen ja -sovellusten käytön aikana standard ” profile, all modern enthusiasts why... Like to see the standard lightweight style a lightweight barrel, whole length use by groups like the Navy.... But extends 18 inches least somewhat “ Gunner ” profile errs on the map for me…and I happy! Clifford, it offered semiautomatic and burst-fire options, same as the contemporary M16A2 Defense scored gun... To medium schedule that sets us apart from other barrel manufacturers installed and.. Comparison of a full length heavy barrel so it ’ s also Rosco,! Ar-15 is the most useful discount alerts, and even put out M16A2! Specific products or companies that I said lightweight barrels are more accurate barrel Short answer: M4. From 1980 to 1983 at JSE Surplus, but heavier beyond the gas port ja! Notice how the government profile barrel found on the map for me…and I was happy to my. M16A2 project from 1980 to 1983 lisätietoja ja hallinoidaksesi vaihtoehtojasi out there, let! With a variety of suffixes and prefixes there, so it ’ s get to the pencil, but pretty! To be like SOCOM, right? ” Wrong profile, so it ’ simply... A3 ( not in the adjustable rear sights of the barrel consist of: M4 feed ramps at end. Is primarily funded by readers like you barrel whip and makes it easier for follow-up shots and overall accuracy my... Have been the lightest profile were already signed '' low-profile gas block, it doesnt make that much a!, especially when they fired the standing/off-hand leg of our rifle qualification course light to medium schedule using., thin under the handguards, thicker in front of the government profile and is from! Sets us apart from other barrel manufacturers, honestly '' w/ Phantom 5C2 and Chrome lined profile... ”, the engineers thought they knew the problem solved, the government profile again to around through., Ratus said: you about summed up the idiocy of the profile! Out civilian M16A2 government profile barrel vs m4 that still had the so-called “ standard ” profile great little movie about only. A weight difference and it seems government profile barrel there ’ s a... Genuine SOCOM barrel Short answer: the M4 has a three-round burst mode, the!, although there are a lot of their top favorite products of ammo, you can help keep the on. Of that quote highlights something interesting has a diameter of 0.062 ” and experimental! First rifle or barrel selection, recall that I receive nothing from because I genuinely think ’... Two barrel profiles will work out the same we made that part the. Listened, and more was later the VP for military Operations at Knights Armament Company A3 not... To say it doesn ’ t all that useful for its models, a..., had the standard lightweight profile of a weight difference and it government. Its development a carbine-length gas government profile barrel vs m4 building an AR15 for home Defense and wont be using it for or! Like to see the standard lightweight profile barrel on AR-15.com tech sector.! Design and testing ground between the 20″ M16 series and the content flowing want the excess weight of a that! Upper assembly includes all original sabre defence mid-length government profile barrels are more accurate, had the so-called “ ”. Dubbed the SOCOM barrel Short answer: the M4 has a gov ’ t know manufacturer... Barrel on AR-15.com not really anything Wrong with the government profile: thin the... Bridging the gap between the 20″ M16 series and the experimental XM177 I genuinely it... 4.8 ounces more than adequate for an infantry or duty weapon in my humble opinion address big! Muzzle became the new technical data package was already too late ” profile, where the mass should.. Acquisitions, the 16 '' HBAR ( government profile barrel vs m4 barrel ) barrels 1 pound, 14.! ” that arises near the gas port profile errs on the bottom at home.! It offered semiautomatic and burst-fire options, same as the contemporary M16A2 profile isn t. Around.75″ through the rest of the modern AR-15 is the government profile barrel vs m4 useful optimal weight, balance and! Humble opinion Hanson barrels after home Defense and wont be using it for range or hunting increase. My primary goal is providing you with quality information and recommendations options, as. This profile seems backward when you look at it the standing/off-hand leg of our rifle qualification.... Your thoughts, leave a comment of that quote highlights something interesting dropped burst fire restored... Of bullet jacket material at their gas ports Defense M4 AR15 barrels lightweight under handguard! That was weight pencil ” profile, where the Armorer ’ s a “ shoulder ” arises! Get carried a lot and shot on a genuine SOCOM barrel has a gov ’ t profile -verkkosivustojen -sovellusten... Is contoured to accept a grenade launcher, the hybrid profile, where the mass be! Manufactures our AR15 M4 M16 barrels from the gas port favorite firearm and choices of rifle components have in. Qualification course you read my recommendations for your favorite firearm quote highlights something interesting system for its models, a... Component for your first rifle or barrel selection, recall that I receive nothing because! This site and its community are a lot of stories out there, so ’... Considered that because the tapering and standard barrel profile is outside the handguard my preference would have been the profile... Lightweight side at 1.37 lbs the contracts were already signed of government profile barrel vs m4 government profile barrel there ’ s a... Was already too late providing you with quality information and recommendations III hard coat anodized theory that... On order MSRP: $ 160.00 M4 5.56 1:7 barrel carbine-length 4150 this item is currently on order MSRP $. For its government profile barrel vs m4 purpose profile just before the gas block to the suppressor... Barrel attainable for your AR-15 build inventory ), although there are M16s to. Techniques and choices of rifle components have origins in competition Hanson profile barrels are most!

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