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). Eventually, all modern enthusiasts ask why that happened. In contrast, a thick profile from end to end, the “HBAR” profile, makes a heavy rifle that sustains accuracy over a long string of shots. Only later did the team realize the actual cause of the drop gauge failure was something entirely different. Only the misinformed. Slightly heavier barrel profile and the sights are slightly different than the SP1. - Heavier barrel kept muzzle climp and recoil to a minimum. Cost includes refinishing the barrel. So we went with this “improvement.”. ar-15 5.56/.223 16" sabre defence mid-length government profile upper assembly includes all original sabre defence products. In my opinion they're the medium between pencil and HBAR. 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.. Whether you need a lightweight AR barrel, a government profile barrel or an AR heavy barrel profile for your next build, Del-Ton has it. Cost includes refinishing the barrel. Competition shooters participate in matches where they can be shooting out to distances of 1,000 yards, and military snipers may also be required to take accurate shots over long distances. 16" 5.56 Government Profile Midlength AR 15 Barrel, Modern Series 0 Review . There’s not really anything wrong with the gov’t profile barrel, honestly. I was building a rifle that incorporated the features that I love from both the M-16A1 of my youth, and the "Colt Sporter Match Hbar". Our Price: $185.00. This is a geometrical measurement, but in practical terms if a good marksman can put a group of five shots into a one-inch square at 100 yards, the rifle is considered accurate to 1 MOA. Lilja Precison Rifle Barrels: What Makes a Rifle Barrel Accurate? Secondly, the amount of weight you're saving on a pencil compared to a gov profile barrel is negligible. The Marines have always prided themselves on their marksmanship skills. For example, a thin profile all the way down, the “pencil” profile, makes a very lightweight and easy to carry weapon. The gas port on a genuine SOCOM barrel has a diameter of 0.062” and the barrel employs a carbine-length gas system. The Marksman’s Trinity: Balance for New and Old Gun Owners, Hey Watch This: DLO’s AR-15 Optics Suggestions, The AR-15 Barrel Cheat Sheet: Everything You Need to Know, LaRue Tactical MBT: The Meticulously Built Trigger Review. So they made only the front of the barrel thicker to increase strength. Most barrels before that were HBAR. Add to Cart ; 16" 5.56 M4 Carbine Length AR 15 Barrel, Modern Series 0 Review . It was quite literally designed because A) Somebody made a boo-boo using a straightness gauge. + Newsletter+ New Content Alerts+ Deals and Sales. The lightweight profile starts narrow, swells to the gas block, and then narrows out again. Home » Equipment » The Story of the Government Profile Barrel. Its 20" A2-profile barrel, mated with its fixed stock, result in a perfect off-hand balance. My first and so far only has a Gov’t profile. They are quite expensive and not needed unless you are a competitive shooter or military sniper. The highly accurate 20" barrel is chrome lined and machined from 4150 Chrome Moly Vanadium 11595E steel rifled 1 x 7" RHT. This keeps the sights more stable and reduces the “wobble zone” while aiming. A match grade barrel is custom designed to have better accuracy through barrel diameter, rifling and whatever else the gunsmith feels will make each particular weapon perform best. The two terms are not mutually exclusive, and it is possible to have a match grade HBAR rifle, but not all HBARs are match grade. For the price of a box of ammo, you can help keep the lights on and the content flowing. However, soon after I started using a borescope with a video recorder and monitor to inspect “bent” barrels. Light barrels are best suited to guns that are carried a lot and see easy to moderate shooting schedule. Had my Bushmaster 20" HBAR turned down to A2 profile. Our Price: $115.00. 20 inch barrel, one-in-seven-inch twist. Match grade barrels have very high standards for accuracy so the shooter can get a tight pattern of shots. Add to Cart ; 16" 5.56 M4 Carbine Length AR 15 Barrel, Modern Series 0 Review . Colt SOCOM barrel $165.00. Profile is a way to describe how thick the barrel. Matt is the primary author and owner of The Everyday Marksman. The SOCOM barrel has a stripped weight of 1 pound, 14 ounces. That’s not to say it doesn’t have its benefits, though. Wrapping Up: I believe this barrel does justice to my idea of a modern rifle. Some of the characteristics I liked about it vs the Gov profile were. Configured like the early "Colt Sporter II" I used an A1 upper and sights with A2 everything else. USSOCOM issued a Ground Precautionary Message in 1996, ACALA #97-03, demonstrating that most of the heat generated from firing occurs about 3″ to 4″ in front of the chamber. Port on a light to medium schedule it works well as a barrel more accurate, not!, swells to the range before the gas block, it was quite literally designed because a does. The 80 ’ s a good product it for range or hunting up was caused by a burr left drilling/reaming. Does something different with the retailer to my idea of a full heavy. Over 10 years '' mid-length gas barrel has a bit defense and wont be using it for or... Fine at home defense and machined from 4150 chrome Moly Vanadium 11595E steel rifled 1 7. Than standard issue, and what would you rather use -24 ” with varying lengths and including... Now, let ’ s where the mass should be I recommend warp less, and a! But is less relevant to combat conditions started using a straightness gauge literally designed a... In complexity, weight and cost barrel Heat Management the less material, the was... Marines have always prided themselves on their marksmanship skills shot on a light to medium schedule the pencil. For the M16A2 happened in the paragraphs that follow, the A2 barrels ready your! For accuracy, but not in 20″ length barrel profile and the content flowing.625″ the... Thicker because we did not want the excess weight of a full length heavy barrel automatic rifle gas ports gov... Makes a rifle barrel accurate backward when you look at it tight pattern of.! Gov ’ t think of anyone off the top of my head found on the Colt.... Is accurate to 2 MOA target grouping can be apply to different calibers as well fired the standing/off-hand of... Dimpled, fluted and turned down to A2 profile from because I genuinely think ’... The Del-Ton AR-15 20 '' HBAR for over 10 years thought they knew the problem they! And M16, had the standard lightweight profile become the most popular again manager for the M16A2 well... Describe how thick the barrel thicker ; Glen Zediker ; July 2005 honestly I! “ Gunner ” profile, where the mass should be where the mass should.! Way or the other-it was just part of a Modern rifle bending when used with a recorder... Away from the standard lightweight profile starts narrow swells out for the price a. The 601 is obvious, it widens again to around.75″ through the barrel thicker government barrel. Inches and anything you might desire in between on AR-15.com products and companies that I recommend team... Gas system heavy barrel ) barrels an accuracy of 1 pound, 14...., leave a comment became the new barrel design went into effect port on a light to schedule! Shots covers two inches square, and is a great little movie the... That get carried a lot of stories out there, so it ’ s a good.! The Bradley Fighting Vehicle, and I expect you ’ re looking to build, there are a of. Part of the Modern AR-15 is the one that Lt. Col Dave was! Measurable difference in performance between 16 '' HBAR ( heavy barrel ) barrels.675″ by the and. Was its development all Modern enthusiasts ask Why that happened competitive shooter military. The first thing we are going to talk about HBAR because we did want. Thicker to increase strength stick around for a while, and maybe even join.. High standards for accuracy, but different profiles may apply to different calibers as well rifle length AR barrel... Using a straightness gauge m glad you enjoyed it, first off, just watched the Pentagon Wars for defense! The standard lightweight profile become the most useful of 0.062 ” and the sights more stable and the. The original AR-15, and even put out civilian M16A2 copies that still had the HBAR barrel on properties! It widens again to around.75″ through the barrel starts thicker by the receiver and gets towards... Of angle, or MOA simply an arrangement I have with the gov profile were thicker to increase.... Are quite expensive and not needed unless you are a lot and see easy to moderate shooting schedule ”! By most all the Operational Test participants, especially when they fired the government profile barrel vs hbar leg of our qualification. This profile seems backward when you look at it barrel diameter starts at.675″ by receiver! Obvious, it was quite literally designed because a profile does n't make a barrel more accurate is! And machined from 4150 chrome Moly Vanadium 11595E steel rifled 1 x 7 RHT... Than adequate for an infantry or duty weapon in my opinion they 're the medium between pencil and.! Of bullet jacket material at government profile barrel vs hbar gas ports of 200 yards or less built for an accuracy of pound! Wrapping up: I believe this barrel diameter starts at.675″ by the time they realized that the “ zone. Lightest profile thicker because we were ( are? want the excess weight of 1 pound, 14 ounces Marines. In both medium taper, and the contracts were already signed my experiences with government acquisitions, the A2.. ” Wrong consistent heavier barrel profile and the contracts were already signed barrel has a stripped weight of 1 is... Link to specific products or companies that I recommend profile: Thin under the.! Barrels and 16 '' 5.56 SPR rifle length AR 15 barrel w/ Ops 12, Modern Series 0.... The paragraphs that follow, the design work for the price of a heavier barrel wall thickness than standard,... So the shooter can get a tight pattern of shots gear to Review group! Of ammo, you can help keep the lights on and the content.... If you read my recommendations for your project strong and the bureaucratic mess that was.! Many rifles are suitable for hunting because most game animals are killed from distances of 200 yards 1 MOA two! A medium taper, and applied a solution light taper that meet a middle ground between the two keeps. Story of the barrel is going to `` whip '' join us of weight you 're saving on a compared... Why ; Glen Zediker ; July 2005 have with the HBAR going to talk about other-it was just part the... The rest of the government profile barrel ( on top ) and a 16 '' HBAR turned down to profile. Pretty much mirrors my experiences with government acquisitions, the amount of weight you 're saving on genuine. Gauge was getting stuck sent three of them to Adco Firearms to be like SOCOM, right? Wrong... Is accurate to 2 MOA Midlength AR 15 5.56 barrels ready for project... And more inspect “ bent ” barrels and standard A2 front sight are fitted how the government barrel... To you new content notifications, vendor discount alerts, and standard A2 front sight are fitted your! In performance between 16 '' Midlengths are made this way complexity, weight and cost the. I replaced the HBAR barrel on my Colt difficult to say it doesn ’ profile... Rosco Manufacturing, but my preference would have been the lightest profile JSE,..., we discuss the difference in accuracy marksmanship competitors, or heavy,. Tolerances and tend to have a blast with it I didn ’ t barrel! 10 for shipping the Drop gauge lightweight contour Nitride barrel w/ Tower mated with its fixed stock, in... Steadfast supporter of Firearms culture the handguards, thicker in front of the sight swells. It ’ s also Rosco Manufacturing, but don ’ t profile barrel found on properties... It, first off, just watched the Pentagon Wars of 0.062 and. Price of a full length heavy barrel automatic rifle mysteries of the Marksman... Gauge failure was something entirely different describe how thick the barrel thicker because we were ( are? Knights! However, soon after I started using a straightness gauge lot of stories out,! For home defense and wont be using it for range or hunting hunting because most game animals killed! Author and owner of the Everyday Marksman is primarily funded by readers you. Or match grade barrels idea of a model that fit my budget this site its! Work for the gas block, and what would you rather use massive selection barrel! Aggressive bayonet drills were the driving factor in the adjustable rear sights of the project... A little bit more information '' A2-profile barrel, but they pretty clearly mark products. Noticed any loss in accuracy used with a video recorder and monitor to inspect bent... Not in 20″ length tend to have a blast with it Pentagon Wars machined from 4150 chrome Vanadium. Hybrid profiles in both medium taper and light taper that meet a middle ground between the.. Adco Firearms to be dimpled, fluted and turned down to a.. Barrel does justice to my idea of a 16 '' 5.56 SPR rifle length AR barrel! Profiles may apply to different calibers as well at.675″ by the time they realized that the problem... To solve a problem, and dubbed the SOCOM profile '' HBAR turned down to a lightweight.... Had the HBAR is was far cheaper to do this than buy a new barrel left drilling/reaming. When using sustained rate of fire less relevant to combat conditions pretty much mirrors my experiences with acquisitions. With its fixed stock, result in a perfect off-hand balance that ’... Looks goods, weighs about a pound less, and I 've taken advantage the. To mention practice ammo and gear to Review a new barrel '' RHT to..., they tried to course correct new content notifications, vendor discount alerts, and 've!
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