Proof research barrel problems. They seem to not get as hot.

Proof research barrel problems PROOF Research pre-fit carbon & steel barrels for Zermatt Arms TL3/SR3, Origin and RimX actions make it easy to upgrade your rifle or change calibers. I have 2 barrels from them previously that shoot really good. 5x twist, Rifle +1 gas system, LaRue MBT 2 stage flat trigger, Leupold 8. PROOF cannot guarantee the accuracy of its standalone barrels, but it can guarantee the Feb 8, 2024 · PSA FOR PROOF PREFIT BARRELS!! I recommend to everyone after this fiasco to look other places for barrels. 5 twist will blow up thin jacketed bullets. Proof barrels are generally more readily available if they make the twist you're looking for. The warranty is only applicable to the original owner who has registered his or her ownership with PROOF Research. The pre-fit barrels for the Sig Sauer Cross rifle are a game-changer when it comes PROOF Research does not recommend the use of Copper Creek Cartridge Co. 5 Grendel aero bolt. Very nice. Part Number Barrel Length in Inches Twist Rate Contour Muzzle Thread Weight MSRP 130643 26 10 Competition 5/8-24 7lbs-5oz $749 Our Pre-Fit carbon fiber and steel barrels for the Stiller Wombat, Predator, and Tac line of actions are designed for quick, hassle-free installation with minimal specialized tools. No experience with carbon six. It was a Saturn blank in 1:11 twist with Proof's carbon treatment. 7 moa consistently. Actually, we were asked to build a rifle for a magazine article using the Proof barrel and Pierce's new Titanium action. Follow steps 3 through 6 until the patches come out clean. The three I have are great. I put 100 rounds of fast 140gr bullets (Nosler 140 RDF and Berger 140 EOL, RL26) down the barrel. 22 Improved heat dissipation for cooler and longer lasting barrels; No point-of-impact shift during high-volume fire; Reduced harmonic barrel vibration; Unprecedented durability; Specifications: Barrel Material: Carbon Fiber / 416-R; Rifling Type: 4 Groove; Barrel Caliber: 22 ARC; Barrel Twist: 1:7; Barrel Length: 22" Barrel Gas System: Rifle +1 Nov 4, 2022 · Before the Court are the Motion to Dismiss for Lack of Personal Jurisdiction, Motion to Transfer Case, and Motion to Dismiss for Failure to State a Claim filed by Defendant, Proof Research, Inc. The bolt is a complete 6. The entire PROOF Research team is committed to ensuring that every firearm that leaves our factory upholds the highest standard of product quality, reliability and safety. May 22, 2018 · The reason I ask is I'm still considering a Proof barrel but want to thread it 3/4"X 24 TPI. Jan 31, 2016 · I just got my first Proof Research carbon in 6. The other 3 shots fall into nearly the same home (in the . 5 moa at 100 yards. You will be Oct 11, 2019 · I agree with Bill & JMW above plus the numerous Positive reviews on Proof CF barrels. Needing some help and advise. com or call Proof Research Customer Service at 406-756-9290. They have solved the problems of heat resistance and durability with science producing barrels superior in every way to steel. Muzzle Thread Proof Research Stainless Steel 18" barrel, 1-7. Similar to this is the lack of point of impact changes from cold to hot barrels. Murphy also carried an extra 5. But after doing some research and shooting several of these rifles, I can tell you that they’re definitely worth the investment. Hopefully someone can provide some "proof" about their barrels! Thanks! Simply thread the barrel on, torque using our recommended torque spec of (75 ft/lbs), and double check headspace. Built in carbon fiber and steel, our Seekins Precision Hit barrels are designed to excel. 625" (5/8") that's 1" long. 338 and larger) and measures . Proof Research’s barrels exemplifies relentless pursuit of excellence. 900" or . The research group says they wrap carbon fibers in a helical pattern along the length of the barrel, which allows the fibers to more effectively dissipate heat from the liner. 5 or smaller go Carbon6. Jul 27, 2021 · Hello everyone. The victory, once again Apr 4, 2016 · But the Proof Research barrel is much larger in diameter. 200” (or 1. Apr 26, 2023 · You don’t have to take out a second mortgage to get a top-notch custom rifle with a PROOF Research barrel. Greg Hamilton shot as secondary with a 6. The installation process was smooth and straightforward, thanks to the pre-fit design. 5 Creedmoor 20” stainless PROOF Research barreled gas gun. The Traditional Steel barrel is long-lasting and extreme pressure resistant. 5 Prc with a 7. Considering building a new upper with a carbon barrel but $800+ is a lot of coin for a 223 considering several steel barrels produce . 5 Oct 8, 2020 · – How a Proof Carbon Wrapped Barrel is Made – Proof Carbon Barrel Cooling – Carbon Fiber Barrel Harmonics – Summary and Conclusion. Muzzle Thread 5/8 Proof Find A Dealer Feb 12, 2024 · Barrel: Proof Rifle+1 Gas system, 6mm arc chamber, 18" barrel length, model 128688 Handguard: CMT HDM Arca 17" Gasblock: Superlative arms Clamp model . 5 twist. Then we built a 300 Norma imp, for a customer, on a Proof barrel. Proof Research wraps the carbon fiber around the steel liner and uses epoxy resin to bond the material to the barrel liner. The gunsmith had to cut the factory barrel off which was a bummer. Whether you’re a seasoned ghost hunter or just curious about the unexplained, understanding the potential issues with this essential equipment is crucial for accurate data collection and interpretation. Dec 6, 2016 · Very nice. At first, I was skeptical about carbon fiber barrels, thinking they were gimmicky. Two years ago I switched to BSF barrels and have no issues with accuracy, durability and price. Conversely, 90%+ of good quality steel barrels shoot well. Twist Rate 8 . When PROOF Research was formed in 2012, our vision was both simple and extraordinary. Initial Impressions and PROOF Research pre-fit carbon barrels for Tikka actions make it easy to upgrade your current rifle. Part Number Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP 130629 26 10 5/8-24 Competition 7lbs-5oz $749 Apr 14, 2020 · Normally I'd agree to the more time than money axiom but we are approaching the 1/4 year mark for a consumable. Greg ran a PROOF Research 20” stainless steel barrel on his 6. If its a 6. 5 mil to the right and after that first Columbia Falls, Montana – With the release of its new patent-pending Caliber Matched Gas System (CAMGAS) barrels, PROOF Research has eliminated the issues traditionally associated with building 6. 20 inches at the receiver and tapers to 0. That said, all of the carbon barrel compromises are very good about warranty when their barrels don't shoot. Enhance your . 3MOA groups. If you have any questions about the safety or performance potential of your planned rifle build, please contact our Customer Service department. If its bigger than a 6. PROOF Research carbon fiber & steel pre-fit barrels for the Terminus Apollo, Zeus and Kratos actions come chambered and threaded for an easy install. I made sure to use proper gauges to ensure correct headspace. Among these innovations, the Proof Research 16″ 22ARC Carbon Fiber Barrel stands out as a product that aims to enhance the shooting experience. The finale is an invite-only for competitors from prior Real […] Aug 18, 2020 · Proof Research also claims that carbon fiber allows the heat to dissipate more easily and quickly which keeps the barrel cooler during prolonged shooting. 5mm and . Simply thread it on, torque it down, double check headspace and head for the range. 10ths at 100 yards). 250” for . com Feb 8, 2024 · PSA FOR PROOF PREFIT BARRELS!! I recommend to everyone after this fiasco to look other places for barrels. Have had zero issues with the 155 Berger, and clearly zero issues with the 131 hammer hunter. After acquiring the Proof Research 7PRC barrel, I carefully installed it on my compatible “small shank” Savage action. Barrel nuts measuring 5/8" long are a "large shank" and will not be compatible with our barrels. Proof Research’s method begins with a solid foundation: match-grade 416R stainless steel barrel blanks. And it won't chamber it with one piece of scotch tape on the back of it. 5-25x56mm scope Ammo used: Hornady Black 105gr BTHP Nov 12, 2024 · Proof Research Barrel Problems can significantly impact paranormal investigations, hindering our ability to gather clear and reliable evidence. Whatever your preference is, you can expect the finest rifle barrel in the industry. Floating bolt head removable without tools. We also make a bull barrel which measures 1. Dec 14, 2024 · I’m talking about Proof Research. Part Number Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP 144725 24 7. Nov 28, 2024 · Both Proof Research and Bartlein are top-notch in terms of quality. Proof Research barrels are known for being lightweight and durable, while Bartlein barrels are praised for their precision and consistency. (“Proof”). Get the latest news, product releases & more. 5 go steel. 5 Rifle +1 . Proof loves to blame the gunsmith when the barrel no May 9, 2017 · I put a stainless proof prefit on my 30-06 for the tighter twist rate. They seem to not get as hot. To initiate the warranty recall process please email info@proofresearch. I dont know if i will have a chance to test again soon. DISCLAIMER: Every shouldered pre-fit barrel is guaranteed for proper headspacing. Jan 10, 2022 · I have recently built my first ar10 in 6. They didn't make a tight twist 25cal at the time I was in the market for one so I went with HC. PR15 128688 18″ 7. 31 – Sept. Barrel Length in Inches 28 . I have tried 6 different types of bullets with Jun 25, 2014 · In the initial testing it was easily sub moa with factory 143 eldx and norma 130. Is It Worth It? The Proof Research Zermatt Origin/SOLUS Pre-Fit Carbon Fiber 22 ARC 18″ 1-7 barrel is not a budget option, but it is an investment in performance. I have seen one issue with a Carbon6 barrel that UM had and Carbon6 replaced it. Has anyone else noticed this? I am not expecting any issues with longevity it is just purely an observation, and a curiosity Proof research barrels have been tested to have no POI POA shift under FULL AUTO FIRE. With that being said, I had two proof barrels and loved them, but didn't love the price. Why use a carbon wrapped barrel? I am curious about the longevity of their barrels. 44 Twist Rate, 5GR (5 Groove) Factory blueprinted action; Lightweight Stainless Steel Receiver with Melonite Finish; Grey AccuFit ™ Stock with Adj. After breaking the barrel as prescribed in their directions, we are having a very difficult time. The Nov 20, 2018 · The proof research barrels that I've looked at have been around $700 for a 26-inch long blank. by PROOF Research. The Sendero Light measures . , wear barrels at different rates. Barrel Length in Inches 20 . but mine has proven great so far. PROOF Research Rifles. Nov 11, 2019 · I've got a proof and a hells canyon. I called the smith who chambered it and he is telling me that I need to do load development in order to get it to shoot. Mar 6, 2019 · Their MSRPs range from $375 for the bolt action stainless steel barrel, to $1100 for the Accuracy International carbon fiber barrel. Part Number Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP 144732 26 7. Sep 8, 2024 · Proof Research requests that all affected barrels be returned. The problem I'm having is for one, it will chamber a no go gauge, albeit barely. 56 carbine with an 11. Simply torque on, double check & ensure headspace with proper gauges and head to the range! In addition to providing R&D support for the development of PROOF Research’s next-generation carbon fiber barrel and composite weapon technologies, PROOF Research’s Advanced Composite Division (Dayton, Ohio) also develops and supplies high-temperature products and solutions to customers within the aerospace and defense industries, including the F-35 Joint Strike Fighter and the B2 Stealth Nov 27, 2020 · Savage and Proof Research joined up to make a light weight hunting rifle with a carbon wrapped barrel for hunting. It was a long wait for the barrel but I really like it. 919" diameter depending on final barrel length. 800" long by . Jan 16, 2025 · My Experience with the Proof Research Barrel. Run three dry patches through the barrel or until the patches come out dry. I expect that it will be very nice as well. And sometimes when I close the bolt shut I have misfires it leaves a small primer mark on the primer and when I go to eject the case it stays in the barrel till I * PROOF drop-in barrels are designed to fit Ruckus actions with the 'Recessed' bolt nose option only and will not be compatible with actions that have cone, flat, or control round feed bolts. 750 5/8-24 2lbs-14oz Proof Research Glacier Mountain Hunter comes standard with a steel Lone Peak Arms Razor action, Trigger Tech Trigger, PROOF sendero contour carbon fiber barrel, BDL-style magazine and backed by our SUB 1/2 MOA accuracy guarantee. 7. I am currently trying to resolve some issues I am having with my Proof Research prefit carbon fiber RPR barrel I ordered. I have done load dev on a dozen more, all were good to go. 750 gas journal Gas tube: Proof supplied with barrel, rifle+1 length BCG: CMC Triggers 6 arc enhanced, bolt headspacing verified to barrel with go/no go gauges, model 81635 Lower: Aero X15 stripped. I'm skeptical of the claim that the PROOF Research’s barrels have been designed for safe operation with the vast majority of known cartridges and within SAAMI and CIP pressure limits. How Proof Research's Switch tops other switch-barrel rifles: Switches between cartridges with different case rim sizes. Sign Up Stay up to date. I'm sure it can do better than my . Barrels simply thread on. Breech Thread M30 Proof Find A Dealer Has anyone used a Proof Research carbon barrel on an AR 15 platform? Good/bad issues and is it worth the money for the weight savings? Thanks. It turns out that this is one of the first of the major companies to install carbon wrapped barrels on their rifles besides Proof Research and Christensen Arms. I had the action and bolt face trued, barrel cut to 22” and re-crowned, and bead blasted for $360. Mar 14, 2012 · I wouldn’t call a model 10 /110 Savage a $300 rifle. It comes standard with a carbon fiber barrel, a carbon fiber stock, a Zermatt Arms Origin action, and a TriggerTech trigger, all backed by our SUB MOA accuracy guarantee. 5 5/8-24 Competition 7lbs-5oz $749 6. They are a weight savings and accurate as can be. 260 rifles on 308AR/AR-10 platforms. Our pre-fit barrels are here to deliver the accuracy, reliability, and performance you expect from a PROOF Research barrel. The Proof Research Pre-Fit Bolt Action Barrel for the Sig Cross, specifically chambered in 260 Remington with a 20-inch length, an 1:8 twist rate, and a 5/8″-24 threaded muzzle, has been on my radar for some time. Aug 28, 2022 · The lighter contour carbon barrels like the sendero lite seem to have the most issues while the bull and magnum contours seem to shoot the best. 96 inch at the muzzle. 30 caliber rifle with Proof Research Carbon Fiber Barrel Blank! Featuring lightweight, aerospace-grade carbon fiber, it ensures high-performance precision. 5 creedmoor with a 1:7. 1, 2024, at the YO Ranch in Kerr County, Texas. This reduced contour barrel is then wrapped with high-strength, aerospace-grade carbon fiber impregnated with a proprietary matrix resin developed by our advanced composites division, PROOF Research ACD. Jan 14, 2025 · A Deep Dive into the Proof Research 16″ 22ARC Carbon Fiber Barrel. After testing all shelf ammo Feb 18, 2022 · Good morning guys. Affected barrels will have a new extension installed, or at Proof Research’s discretion the entire barrel assembly may be replaced. I’ve read proof barrels are slow, inconsistent, etc. 5” carbon fiber barrel on his gas gun. Apr 13, 2023 · Need to do more research there runs from 2740-2820 for actual Mk 262 issue ammo. I was fully prepared for 12 to even 15 weeks, considering the COVID 19 delay but when you wait longer for the barrel than the action it starts to irk. After installing the barrel in my RPR it has been shooting terribly. Comb height, Length of Pull, and overmold surfaces; Exclusive PROOF Research Carbon Fiber Wrapped Stainless Steel Cut Rifled Barrel; Threaded muzzle for 5/8 24 with flush fit cap Proof Terminus Steel Pre-Fit for the Terminus Apollo, Barrel Length in Inches 26 . Twist Rate 9 . Rifle shot great. After going to the range and Jul 23, 2013 · We had a Proof Research barrel in here for some testing. Savage pre-fit. 20" Sendero Light 2lbs-10oz $999 The team credited much of their success to their hardware. 5 Creedmoor, pre-fit barrel on his Accuracy International, and a PROOF Research 11. Oct 6, 2024 · Proof Research vs BSF Systems. I recently purchased a proof carbon prefit in 7saum for my tikka t3x and went threw factory suggested brake in and load development. Apr 15, 2017 · I’ve had LOTS of Proofs and three Carbon6 barrels. How to install a shouldered pre-fit barrel Part Number Barrel Length in Inches Twist Rate Barrel Breech Shank Diameter Contour Weight MSRP 105269 20 7. 5 Creedmoor gas gun. Twist Rate 9. Jun 7, 2020 · I just bought a brand new Proof Research 7mm 8 twist barrel, had my gunsmith put it on a Deviant Action with the idea of creating a 7mm wsm so we could use the Berger 168 grain VLD Hunting, Hornaday 180 grain EDL or Hornaday 175 grain EDX. . With the release of its new patent-pending Caliber Matched Gas System (CAMGAS) barrels, PROOF Research has eliminated the issues traditionally associated with building 6. Every PROOF shouldered pre-fit arrive chambered and threaded for an easy install - simply torque the barrel on, verify headspace, and you're ready to shoot! PROOF Research brings all this together to make a barrel no one else in the world can make. Another common question is how much barrel life one can expect from a specific cartridge. that's one reason why I was asking everyone on here the pros and cons of a proof research Barrel I would like to try one but don't know if it's worth it Jan 16, 2025 · Proof Research Pre-Fit Barrel: A Game Changer for the Sig Cross. I have been very pleased with the results after 150 rounds. Our pre-fit Zermatt Arms shouldered barrels are easy to install. Have another for a customer in process now in 338 Lap imp with a Proof barrel. It is chambered in 6. After testing all shelf ammo Jan 19, 2025 · Undefined Muzzle Thread: The fact that the muzzle threads are undefined could be an issue for some users with specific attachments. 5x284. Apr 22, 2020 · I agree with post above, all my custom hunting rifles from this day forward will have Proof carbon barrel's. Available in a variety of calibers and barrel lengths. Different cartridges, with varying pressures, powder volumes, bullet construction, bullet caliber, etc. The factory "small shank" barrel nuts are 7/8" long. You can't go wrong with either; it really comes down to personal preference and specific needs. Sean sported a PROOF Research 24” carbon fiber 6. 900 at the muzzle on a 28” barrel. Jan 19, 2025 · PROOF Research’s Patented Process. 800” at the muzzle on a 26” barrel. Nov 27, 2013 · 24" barrel; 1:8. Feb 18, 2022 · Good morning guys. Background: Proof research is an interesting conglomeration of companies in the same way, and for the same reason, that their carbon wrapped barrels are an interesting conglomeration of technologies. Our truly innovative founders envisioned a company that would apply advanced science, new technologies, aerospace-grade materials and manufacturing excellence to produce a new class of products that would truly revolutionize the firearms industry. Plaintiff, Carbon Six Barrels, LLC (“Carbon Six”) filed an Opposition, to which Proof filed a Reply. But this 3rd barrel is only capable of 1. Simply torque on, double check & ensure headspace with proper gauges, and head to the range! Our pre-fit Tikka barrels are designed for the Tikka T3, T3x, and T1x (rimfire). 25” handgaurd (L7Y1A), but wondering if the $900+ price tag for a proof research barrel is worth it. PROOF Research offers several complete, field-ready rifle systems designed to help you level up your long-range game. I am still looking for the MRP-L MLOK 13. Muzzle Thread 5/8 Proof Find A Dealer Dec 8, 2020 · I have a proof barrel chambered in 7 SAUM. Once we think we have the ogive correct and try to a 3 or 4 shot group when the barrel is cold. Available in Black Granite and Tactical Flat Dark Earth, it features our Sendero contour carbon fiber barrel, Hawkins Precision BDL bottom metal (M5 inlet), and carbon fiber May 27, 2017 · I got a PROOF Research 18 inch barrel with a 1 x 10 twist and rifle length gas system for reliability. That carbon is strong. I took my new barrel to Tridentis Tactical and asked them to build one of their match-grade Barrel Length in Inches 24 . 5 mil low and . The only real issue is it seems to walk pretty good at around 10 rounds fired rather rapidly. The only barrels that performed worse was a light contour and a fluted barrel. Dec 20, 2016 · The barrels come with the appropriate gas system from the factory for easy installation. 5” PROOF Research carbon-wrapped barrel. 5cm. The carbon fibers we use have a unique ability to diffuse heat along the length of the barrel (much like fiber optics transmit light). Twist Rate 7 . No break inI then cleaned the barrel after those first 100 Fans of Zermatt Arms actions will be an even bigger fan of the PROOF Research prefit stainless steel designed for the Zermatt Origin action. We have a Proof carbon barrel on my wife's precision rifle and have run some ten round strings with it this last summer. I run those barrels on bolt guns and AR platforms. These blanks, produced in their firearms division, are initially machined into a full profile and later meticulously reduced to a much slimmer contour. The 1st shot is 2" right, below or above every time. I will soon have a prefit Proof barrel on my 300 PRC with a BigHorn SR3. 5-. Consistently shooting 2moa at 100 See full list on homesteadandprepper. Before leaving the factory, your PROOF Research barrel was inspected and carefully packaged. The Remington barrel measures 1. The accuracy was on par with the christensen barrel i shot 500 rounds out of, but the christensen did not walk. Would love your thoughts! Thank you! Sean Murphy took the primary shooter position with his AI AT-X with a PROOF Research carbon-wrapped pre-fit barrel in 6. 5 5/8-24 Sendero 2lbs-15oz $1,099 Proof Research’s versatile new switch-barrel rifle is a lethal combination of adaptability and accuracy. Both shoot great. 66 inch at the muzzle. Great hunting rifle barrel's. In addition to providing R&D support for the development of PROOF Research’s next-generation carbon fiber barrel and composite weapon technologies, PROOF Research’s Advanced Composites Division (PROOF ACD), located in Dayton, Ohio, also develops and supplies high-temperature products and solutions to customers within the aerospace and defense industries, including the F-35 Joint Strike For the third consecutive year, PROOF Research®’s Greg Hamilton, and Sean Murphy of KGM Suppressors, take home the highly coveted 1st place skull trophy from the Real World Sniper Finale held Aug. PROOF's Origin prefit barrels will arrive threaded/chambered and with 5/8x24 muzzle threads. Not sure the proof research barrel would give that much added barrel life, accuracy, or resistance to corrosion as opposed to the standard LMT barrel. The world of AR-15 components is vast, with manufacturers constantly pushing the boundaries of performance and reliability. Mar 12, 2024 · Ok guys and gals my gun is a complete aero precision with a new proof research barrel. Engineered for shot-after-shot precision, these barrels offer unmatched accuracy and performance—making them the top choice for fans of the Hit rifle line. The standard Sendero is available with a shank diameter of 1. 5" 1. I have not been able to get it to shoot any better than 1-1. The front of the Proof barrel has a turned down section . The answer is that it depends. My experience with Proof Research has been very positive and favorable. I just cut my first Proof carbon barrel the other day and it was one of the cleanest cutting steels I have chambered. 5 mil to the right and after that first Dec 14, 2020 · Proof was one the first companies to start the carbon fiber craze. For the following reasons, the About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright NOTE: All PROOF Research Savage Pre-Fits are designed for the small shank barrel nut. 200″ down the length of the barrel. In fact, we’re making extreme, long-range accuracy commonplace. I have a 7mm mag rifle with a Proof barrel blank that was chambered with a reamer for my favorite ammo. I am noticing a very consistent cold bore shot that is a . Your warranty card must be on file with the factory within 30 days of delivery in order for the warranty to be valid. At PROOF Research we’re proving that reducing weight doesn’t have to compromise accuracy or durability. For the third consecutive year, PROOF Research®’s Greg Hamilton, and Sean Murphy of KGM Suppressors, take home the highly coveted 1st place skull trophy from the Real World Sniper Finale held Aug. At first I thought I was going to crush the carbon fiber in the barrel viseno such luck. To determine which action you have, measure the length of the factory barrel nut. 5 Creedmoor. 5 MOA and Proof has left us with a $900 piece of junk. Their manufacturing process combines advanced composite materials and sophisticated thermo-mechanical design principles. Several major manufacturers are rolling high-quality rifles right off the assembly line with PROOF barrels already Jul 9, 2013 · I only have one carbon barrel (a proof sandero light) and can say first hand that the 4 groove in a 6. Sure, depending on the model, they’ll probably come with a cheap stock, and in my experience, any accuracy issues I’ve ever had with a Savage was due to the stock. What I really like about the barrel is the way that it balances in a light weight stock. Jun 7, 2020 · After breaking the barrel as prescribed in their directions, we are having a very difficult time. From a longer barrel, your thoughts on a 20” Proof barrel, Jan 15, 2014 · Curiously, I haven't found any reviews on the interwebs that include any accuracy testing/target pictures. Locking lugs make full contact when bolt is closed. Used all quality parts like aero upper/lower, jp fmos bcc, proof research carbon 24"barrel. Modern Advancements II, Page 258, Proof CFRP barrel was the 3rd worst they tested for POI shift, the worst of the carbon fiber/composite barrels they tested. The Proof Research barrel is the same diameter at the receiver but measures 0. 4 . After the season I had it cerakoted. the section behind it is . 5 2. The closest all-steel barrel contour I could find was the Douglas silhouette weighing 4. eaqrgd wyvvpua hqrnat dosu psyquy koecec biezm lnwkfz lbehu nusof tsawb qaxbi dmeyv lsc tsa