6arc load data

Barnes load data in 6 mm ARC. You find load data for 13 Barnes bullets in caliber 6 mm ARC either below or in our load database by clicking the 'Matching Loads' button above. More about this caliber: The 6mm ARC (Advanced Rifle Cartridge) is a relatively new centerfire rifle cartridge designed for both military and civilian applications.

6arc load data. Feb 20, 2022 ... Comments198 ; Belted 6 ARC issue · 37K views ; Loading 7.62x39 for the SKS - Getting started and shooting some groups · 53K views ; 6mm ARC Deer Load...

Improved Military Rifle IMR 8208 XBR. Ramshot X-Terminator . Recipe Source:

Best New Caliber in 2020. The 6mm ARC is available in these product lines. 6mm ARC 105 gr BTHP Hornady BLACK ®. 6mm ARC 108 gr ELD ® Match. 6mm ARC 103 gr ELD-X …45 Caliber / .451” Diameter. Explore the world of Nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Discover our extensive lineup, including Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition, and more. Experience superior quality and performance with Nosler products.Front load washers have become increasingly popular due to their efficiency and space-saving design. However, like any other appliance, they can experience problems from time to ti...Electrical load diversity factor is a ratio representing the sum of the individual maximum demands for each part or parts of the system to the maximum demand of the entire system o...6BRX, 6BRA, and 6BR Load Data (this article) 6 & 6.5×47 Lapua Load Data; 6XC Load Data; While I’d feel fortunate to know what load any of these top shooters are running, this set of data is the aggregate of well over 100 truly world-class shooters, so what a rich and unique data set to pull from insight from! Having such a large sample size ...Mar 14, 2024 · Feb 1, 2023. #1. I have finished a 6mm ARC bolt action, and there's not a whole lot of data out. . Been fooling with the 6 arc in first a 18 inch and then a 22 in semi for the last year, so I have some baseline and experience with loading the cartridge. Did a shake down was with 10 rounds factory 108 eldm, and then a first ladder that started ...

NOTE: This 6mm ARC reloading data is intended for use in bolt action rifles safe for pressures up to 62,000 psi. It is NOT for use in AR-15 style (gas gun) rifles. 87 GRAIN BULLETS SECTIONAL DENSITY: 0.210 DIAMETER: 0.243" 87 gr. V-MAX® Item No. 22440 C.O.L.: 2.140" G1 B.C.: 0.400 VELOCITY (FPS – feet per second) June 18, 2020 Gavin Reloading Blog 224 Valkyrie, 300 PRC, 6 ARC, 6.5 Creedmoor, 6.5 PRC, 6mm ARC, 6mm ARC Load DAta, 6mm Creedmoor, CMMG AR-15, CMMG Endeavor, CMMG Resolute, Hornady, Long Range AR-15, New Rifle Cartridge, Precision AR-15, QuickDesign Software, QuickLoad Software, Reloading, Reloading 6mm ARC, Reloading Blog, Reloading Press ... So Travis decided to run with it for the testing of these 100 grain A-Tip bullets. Here’s the components that were selected: Bullet: Hornady 110 grain A-Tip 6mm. Powder: Hodgdon Varget. Case: Alpha Munitions once fired. Primer: Federal 205 Small Rifle. Load data was sourced from the Accurate Shooter Forum, Precision Rifle Blog, and ...When I started loading the 6 ARC there was no published data for it and my search is still ongoing, like you I am looking for a temp insensitive powder that gives good velocity and moa accuracy. I can tell you that it is not Varget, H4350 or IMR4166. Next up is StaBall 6.5, I will post it if it works. Trashy.HOT Experimental Load Data, Do NOT USE. Bullet: 6mm Berger Classic Hunter; Case: Hornady 6mm ARC (1x fired) Powder: 29.3 grains Ramshot TAC; Primer: …

Mar 8, 2024. #12. Here is what GRT had to say for the 87vmax and 105 bthp with n135. Powder input is max pressure and the steps are 0.3 grain increments. Personally I would start 2.0 grains less than each max load to start and work up. Please use these at your own discretion as these are just a calculation and not real world data.A 5.56mm NATO (.223 Remington) is far right. By the numbers, the 6mm ARC case head measures 0.440, just 0.005 smaller than a 7.63×39 case. A loaded round’s overall length is 2.26 inches, which fits nicely within a STANAG AR15 magazine, and runs flawlessly with a 6.5 Grendel follower installed. Deviating from Soviet design, the ARC takes on a ...indicates maximum load — use with caution rifl e data 6mm ceedr moor 10 905g - rainb ullets sectional densit y: 242210 6. 0˚. dai meter: 0.2430.257" ˚Rifle Data. Rifle Data. Here you will find load data for some of the most recent cartridges on the market, with more being added each week. We are currently populating the cartridge drop-down menu with updated cartridge renderings, new propellants and bullets, and links to complimentary product pages. Cartridge.

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Born from a culmination of years of ballistic research, the ELD-VT™ pairs the aerodynamics of low drag match bullets with the lighter weight of a varmint bullet, giving the ELD-VT™ a level of uncompromising dual-purpose performance. Say goodbye to compromise, as this bullet’s match-winning accuracy and rapid expansion will set new standards.Explore the world of Nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Discover our extensive lineup, including Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition, and more. Experience superior …Check the Hornady Reloading App as well. Gun makers who are producing the 6mm ARC: Here are some manufacturers that already are working on the 6mm ARC Rifles: APF Armory, Barrett, Brownells, Christensen, CMC Triggers, CMMG, GAP, Geissele, Howa, Lantac, Mossberg, NEMO, Noveske, Odin Works, Proof, Radical Firearms, Unitah, Wilson CombatJan 29, 2022 ... ... Test Made Easy! F-Class John•263K views · 5:14 · Go to channel · 6ARC Vs. 6 GT. Rob's Reloading•9.9K views · 4:45 · Go t...Check the Hornady Reloading App as well. Gun makers who are producing the 6mm ARC: Here are some manufacturers that already are working on the 6mm ARC Rifles: APF Armory, Barrett, Brownells, Christensen, CMC Triggers, CMMG, GAP, Geissele, Howa, Lantac, Mossberg, NEMO, Noveske, Odin Works, Proof, Radical Firearms, Unitah, Wilson Combat

Feb 1, 2023. #1. I have finished a 6mm ARC bolt action, and there's not a whole lot of data out. . Been fooling with the 6 arc in first a 18 inch and then a 22 in semi for the last year, so I have some baseline and experience with loading the cartridge. Did a shake down was with 10 rounds factory 108 eldm, and then a first ladder that started ...Oct 19, 2020 · Today's testing using an 6mm ARC upper I built up with a 16" barrel (4 groove cut rifled barrel 1:7.5" twist) with a SAAMI 6mm ARC chamber: 26 gr of H4895, CCI BR4 primer, Berger 105 gr BT, Lapua reformed and trimmed 6.5 Grendel brass, 2.265" OAL magazine fed = 2453 fps - .505" 5 shot group - accuracy excellent. Jan 29, 2022 ... ... Test Made Easy! F-Class John•263K views · 5:14 · Go to channel · 6ARC Vs. 6 GT. Rob's Reloading•9.9K views · 4:45 · Go t...An HIV viral load is a blood test that measures the amount of HIV in a sample of your blood. It can determine how well your HIV medicines are working. Learn more. An HIV viral load... Berger load data in 6 mm ARC. You find load data for 11 Berger bullets in caliber 6 mm ARC either below or in our load database by clicking the 'Matching Loads' button above. More about this caliber: The 6mm ARC (Advanced Rifle Cartridge) is a relatively new centerfire rifle cartridge designed for both military and civilian applications. The Hide Armory. Reloading Depot. Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper’s Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics.This barrel did NOT like the Hornady 105gr BTHP. I’m very new to reloading, but 6mm ARC has been my focus. So far the accuracy is avg about 1.5moa and that’s with the help of a lot of folks on this and r/reloading threads. So far the best results I’ve found is the 103 ELDX over Accurate 2520 for accuracy and it’s about 2500fps for ...Seated Depth: 0.31 '' | 7.9 mm. Case Capacity: 34.5 Grains of Water | 2.24 cm3. Load data for 54 loads in caliber 6 mm ARC with .243 | 87gr | Hornady V-MAX bullet including underlying parameters such as bullet length, cartridge length and case capacity.

In the field of engineering, a point load is a load applied to a single, specific point on a structural member. It is also known as a concentrated load, and an example of it would ...

Loaded five each for barrel break in, velocity test and gas block setting test. 14 clicks for lock back 14FEB2021 33F, 85%H, 29.84inhg Virgin Starline 1.480”, Rem 7 …Aug 15, 2017 · The other 2 I have are bolt actions, 1 18" Savage, the other a 27" Preferred Barrel Blanks prefit on a Ruger American. In those, I fireformed Lapua 220 Russian brass into 6ARC, trim .010" neck up to 6mm, load a mild charge, seat a bullet .015" in the lands, and send it. Fireforming loads are typically sub moa. Hornady has done it again with a hot new cartridge, the 22 ARC (Advanced Rifle Cartridge). This new cartridge is an offshoot of the high-performing 6 ARC. If you know the history of cartridges, especially in the predator-hunting side of things, you know that fast .22 caliber rounds are all the rage. With expanding or fragmenting bullets that enter but …The new 6mm ARC version of Wilson’s Tactical Hunter is a superb combination of the right rifle parts and build quality and a forward-thinking cartridge that lends versatility to the AR platform. Fully loaded, this rifle weighs just over seven pounds, which is considerably lighter than AR-10 rifles chambered in .308 Win.When it comes to reloading AR-style rifles as well as other rifles, there's a new powder choice on the market-AR-Comp™ from Alliant Powder. Alliant's new AR-Comp is the ideal powder for fast action, high volume AR shooters as well as those who enjoy shooting traditional rifles. Developed specifically for AR-style rifles and ideally suited for ... June 18, 2020 Gavin Reloading Blog 224 Valkyrie, 300 PRC, 6 ARC, 6.5 Creedmoor, 6.5 PRC, 6mm ARC, 6mm ARC Load DAta, 6mm Creedmoor, CMMG AR-15, CMMG Endeavor, CMMG Resolute, Hornady, Long Range AR-15, New Rifle Cartridge, Precision AR-15, QuickDesign Software, QuickLoad Software, Reloading, Reloading 6mm ARC, Reloading Blog, Reloading Press ... Load Data for 6 mm ARC (Advanced Rifle Cartridge) Bullet: 95 gr TMK (Sierra) Diameter: 0.243" Powder: CFE 223 (Hodgdon) Starting Powder: 27.3 gr. Max Powder: 30.4 gr ...

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Jun 3, 2020 ... ... load ammunition or ... Always consult at least three sources of manufacturer's ammunition reloading data before reloading your own ammunition.Second half to reloading 6mm ARC. Powders, primers, bullet seating.https://youtu.be/Mab1Y-0y1TMhttps://www.patreon.com/RobsreloadingThe generally agreed upon best powder for the heavies (108 eldm and the like) is LEVERevolution. Check Johnnys reloading bench on YouTube. Note: I’m loading for a gas gun w/ a 1:7 twist. There’s load data on the Hodgdon website. I load my 6arc bolt gun. I'm using Hornady brass, 107 sierras, and leverevolution.Hornady's data tops at 29.7 grains of leverevolution at 2600 fps from their 18" barrel. Group sizes hovered at an inch and less, the condensed version of today's data is below. 20" cmmg barrel, 95 gr SST, Hodgdon Leverevolution, CCI 450 primers, cbto 1.678", neck tension only. 5 rounds at each charge weight. I believe that my pick of the …Bill, Thank you for choosing to shoot Barnes Bullets and fellow 9.3x62 shooter! Go ahead and use the 6mm ARC (Bolt Gun) Hornady 85-87 gr data from pg 248 of the most recent, 11th edition of the Hornady reloading manual. Just make sure you begin with the starting powder charges and work up.As a cargo van owner, you know that finding the right load boards can be a challenge. With so many options available, it can be difficult to know which ones are best for your busin...Johnny's Reloading Bench - Testing continues with 6mm ARC. Looking for more velocity with the 108gr ELD-M using CFE 223, and trying the 90gr and 100gr Sierra55gr. Spitzer 2.770". Due to the longer bearing surface of Ballistic Tip Lead-Free bullets, always begin with starting loads. 55gr. Spitzer 2.770". 55gr. FBSP 2.620". Varmageddon® VMG 55gr. FB Tipped 2.720" 0.252 0.133.Improved Military Rifle IMR 8208 XBR. Ramshot X-Terminator . Recipe Source:The Hornady Series III Two-Die 6mm ARC Die Set (.243) is designed to make spindle adjustments a breeze, and won’t wear out, even with a lifetime of normal use. Produce your own ammo that meets your exact needs with die sets from Hornady. Powder Valley is your destination for Hornady 6mm ARC cartridge reloading components, and ready to fire ...The cartridge has a bullet diameter of .243 inches (6.17mm) and a case length of 1.53 inches (38.86mm). It is designed to be used in AR-15-style rifles, and is known for its versatility, accuracy, and moderate recoil. The 6mm ARC is suitable for a variety of applications, including hunting, target shooting, and tactical use. ….

Burning ~30 gr. of lots of different powders versus ~40-42 gr of H4350. Assuming a max load, a pound of powder will yield ~ 167 rounds. That same max charge will yield ~233 round of 6 ARC. It's cheaper to shoot more. 4. Efficiency. That little 6 ARC can propel bullets in the 90 - 108 range very well without a huge consumption of powder. 5.Jun 18, 2022 ... Comments42 · 6 Arc Staball Match · 6 GT, 112 Match Burner, Staball 6.5 · 6 ARC Brass Life/Load Data.Today's testing using an 6mm ARC upper I built up with a 16" barrel (4 groove cut rifled barrel 1:7.5" twist) with a SAAMI 6mm ARC chamber: 26 gr of H4895, CCI BR4 primer, Berger 105 gr BT, Lapua reformed and trimmed 6.5 Grendel brass, 2.265" OAL magazine fed = 2453 fps - .505" 5 shot group - accuracy excellent.Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper’s Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics. Threads. 474,291.Load Data for 6 mm ARC (Advanced Rifle Cartridge) Bullet: 95 gr TMK (Sierra) Diameter: 0.243" Powder: CFE 223 (Hodgdon) Starting Powder: 27.3 gr. Max Powder: 30.4 gr ... Explore the world of Nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Discover our extensive lineup, including Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition, and more. Experience superior quality and performance with Nosler products. 7 mm PRC (Precision Rifle Cartridge) 7 mm Remington Magnum. 7 mm Remington SAUM (Short Action Ultra Magnum) 7 mm STW (Shooting Times Westerner) 7 mm WSM (Winchester Short Magnum) 7 x 57. .30 - 06 Springfield. .30 - 30 Winchester. .30 - 40 Krag.6 ARC 95GR VLD AND 95 CLASSIC HUNTER LOAD DATA IS THE SAME. Warning! Recipients of load data and/or product technical support from Capstone Precision Group LLC, assume all risk, responsibility, and liability for any injuries (including death), losses or damage to persons or property (including consequential damages), arising …The 6mm ARC is a brand new cartridge that Hornady designed to fit into a standard AR-15. ARC stands for “Advanced Rifle Cartridge.”. The caliber is 6mm or .243. The cartridge is specifically designed to maximize performance in AR-15s with barrels between 12 and 24 inches. If you have an AR-15 all you need to convert over is a new … 6arc load data, Hornady has done it again with a hot new cartridge, the 22 ARC (Advanced Rifle Cartridge). This new cartridge is an offshoot of the high-performing 6 ARC. If you know the history of cartridges, especially in the predator-hunting side of things, you know that fast .22 caliber rounds are all the rage. With expanding or fragmenting bullets that enter but …, 6mm ARC 108 gr ELD ® Match. Item #81608 | 20/Box. The versatile 6mm ARC does much of what larger cartridges can and everything that smaller cartridges can’t. Designed to meet the needs of the world’s toughest critics, the 6mm ARC utilizes efficient, high-BC bullets to deliver unprecedented performance from the AR-15 platform., 6mm ARC 108 gr ELD ® Match. Item #81608 | 20/Box. The versatile 6mm ARC does much of what larger cartridges can and everything that smaller cartridges can’t. Designed to meet the needs of the world’s toughest critics, the 6mm ARC utilizes efficient, high-BC bullets to deliver unprecedented performance from the AR-15 platform. , Feb 16, 2022 ... Comments61 · 200 Yard Groups with 6mm ARC · 6 ARC Brass Life/Load Data · 6 5 PRC reloading 130 ELD-M · 6.5 Grendel - 140gr Hornady Matc..., Jul 26, 2023 ... Comments23 ; 6 ARC Handloading: Reloading 75gr & 87gr V-max with AR Comp. Part 1. The Longgunner · 6.6K views ; 6mm ARC V MATCH. Preying on ..., This 6mm ARC reloading data is intended for use in gas guns (e.g. AR-15’s) and kept to a maximum pressure of 52,000 psi. Do not exceed the maximum charges. Separate data will be provided for bolt action firearms. 58 GRAIN BULLETS SECTIONAL DENSITY: 0.140 DIAMETER: 0.243" 58 gr. V-MAX® Item No. 22411 C.O.L.: 2.085" G1 B.C.: 0.250, Front load washers have become increasingly popular in recent years due to their efficiency and space-saving design. However, like any appliance, they can experience problems from ..., indicates maximum load — use with caution rifle data 103 grain bullets sectional density: 0.249 diameter: 0.243" *103 gr. eld-x item no. 24550 c.o.l.: 2.790", 6mm ARC 80gr Barnes TTSX. From $ 53.66. Scroll down for ballistic drop data. Ammunition is sold in 20 round boxes. We use all new brass for our ammunition. To order, choose your brass below (if applicable) and then add the quantity you need to your cart. If we are out of stock, you can add your email to be notified when we have it in stock., Seated Depth: 0.35 '' | 9.0 mm. Case Capacity: 34.5 Grains of Water | 2.24 cm3. Load data for 54 loads in caliber 6 mm ARC with .243 | 90gr | Hornady ELD-X bullet including underlying parameters such as bullet length, cartridge length and case capacity., Modern, clean burning Propellants. Carefully chosen for their consistency no matter the temperature, you can shoot with confidence, knowing that every trigger pull will be met with the same exceptional performance, whether you’re competing in the heat of summer or varmint hunting in the chill of winter. Test Barrel (24") Velocity. (FPS) Energy., The new 6mm ARC version of Wilson’s Tactical Hunter is a superb combination of the right rifle parts and build quality and a forward-thinking cartridge that lends versatility to the AR platform. Fully loaded, this rifle weighs just over seven pounds, which is considerably lighter than AR-10 rifles chambered in .308 Win., The name of the Data Reference workbook defining the data source, target, and mapping workbook paths. File. Load Data To: (Optional) Select whether to load data to the target workspace or to a preview geodatabase. String. Preview Output Folder. (Optional) The output folder where a Preview Geodatabase will be created., The Hide Armory. Reloading Depot. Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper’s Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics., In today’s digital age, staying connected has become an essential part of our daily lives. Whether it’s for work, keeping in touch with loved ones, or simply browsing the internet,..., 6mm Dasher Twist Rate. Because the dasher was designed to get the most out of the longer, high-BC 6mm bullets with as little powder as possible, it is recommended to get it in a 1-8″ twist or smaller, with my preferred being a 1-7″ twist rate barrel. This ensures that those long bullets are stabilized sufficiently even at the relatively lower …, Alliant Reloder® 16 270Win Load Data Test Firearm: 24" SAAMI chamber Universal Receiver test barrel Powder Bullet Brand Weight/Type OAL (in) Primer Brass Max Charge wt (gr) Velocity (ft/sec) Notes Reloder® 16 Nosler 130gr Partition 3.200 Fed 210 Fed 55.3 3202 0.110" C Reloder® 16 Hornady 130gr GMX 3.230 Fed 210 Fed 53.8 3175 0.220" C, When it comes to reloading AR-style rifles as well as other rifles, there's a new powder choice on the market-AR-Comp™ from Alliant Powder. Alliant's new AR-Comp is the ideal powder for fast action, high volume AR shooters as well as those who enjoy shooting traditional rifles. Developed specifically for AR-style rifles and ideally suited for ..., Front load washers have become increasingly popular in recent years due to their efficiency and space-saving design. However, like any appliance, they can experience problems from ..., Mar 8, 2024. #12. Here is what GRT had to say for the 87vmax and 105 bthp with n135. Powder input is max pressure and the steps are 0.3 grain increments. Personally I would start 2.0 grains less than each max load to start and work up. Please use these at your own discretion as these are just a calculation and not real world data., Jan 6, 2022 · I’ve pretty much settled on LEVERolution for my 6ARC loads from 100-115 grain. Super consistent outstanding velocity and accurate as hell. I’ve done extensive testing currently loading this and I have load data with Chronograph’d data to back it up if I could help with any other loads hit me up more than happy to help Bill 6ARC Nosler RFD ... , indicates maximum load — use with caution rifle data 22 arc (gas gun) 53-55 grain bullets sectional density: 0.151–0.157 diameter: 0.224" 62 grain bullets, 6mm PPC Cartridge Guide. 6MM PPC — The Benchmark of Accuracy. Developed by Louis Palmisano and Ferris Pindell (left and right in photo), the 6PPC is the “King of the Hill” in short-range benchrest competition, the most accurate cartridge ever invented. It completely dominates 100- and 200-yard Group BR Shooting., When I started loading the 6 ARC there was no published data for it and my search is still ongoing, like you I am looking for a temp insensitive powder that gives good velocity and moa accuracy. I can tell you that it is not Varget, H4350 or IMR4166. Next up is StaBall 6.5, I will post it if it works. Trashy., 6 ARC 95GR VLD AND 95 CLASSIC HUNTER LOAD DATA IS THE SAME. Warning! Recipients of load data and/or product technical support from Capstone Precision Group LLC, assume all risk, responsibility, and liability for any injuries (including death), losses or damage to persons or property (including consequential damages), arising from the, In the field of engineering, a point load is a load applied to a single, specific point on a structural member. It is also known as a concentrated load, and an example of it would ..., 6XC Load Data. The 6XC has been a popular choice among top PRS shooters since the first couple years they started having these kinds of matches. This past year there were 3 shooters using a 6XC in the top 25 in the PRS, and 4 in the top 25 in the NRL. It’s clearly a very capable round in the hands of a good shooter., So I recently got into loading for 6arc for my 12.5 gas gun using Leverevolution and 105 grn Hornady projectiles. The latest load data from Hornady shows a max load of 29.5 grains for gas guns, but I started seeing slight pressure signs at 28.4 which got significantly worse within a few grains (ejector marks, cratered primers, pierced primer at ..., For over 70 years Sierra Bullets has been dedicated to the manufacture of the most accurate bullets in the world. © 2020 Sierra Bullets 1400 W Henry St, CCI BR-4 primer, Hornady 6mm 108 ELD-M bullets 2.290 COAL fit mag. Base line personal load fired today before the test with 108's was 2667 ave fps 2.0 S/D. On to the test: 108 eldm with 6.5 Staball powder 6mm ARC 18" AR. 30.5 gr =2405 fps. 30.8 gr = 2427 fps. 31.2 gr =2437 fps. 31.5 gr=2511 fps., 6XC Load Data. The 6XC has been a popular choice among top PRS shooters since the first couple years they started having these kinds of matches. This past year there were 3 shooters using a 6XC in the top 25 in the PRS, and 4 in the top 25 in the NRL. It’s clearly a very capable round in the hands of a good shooter., Reloading Depot . F. Fair chase Private. Minuteman. Mar 10, 2021 87 24 ... (6 ARC, I'm building up brass) because my velocities are way slow (2550 fps, 22" bbl, -20 F) and every 10 yards of range means another 0.1 MIL come-up with that heavy, slow bullet. It would also be awesome in a barrel burning cartridge like the 6mm Creedmoor or in my ..., Feb 15, 2021. #5. I have a 6mm arc, and the 1-7.5 twist is the standard. It is the Sammi spec standard. It is designed by hornady to be optimized for the 90gr eldx bullets and heavier. I shoot the 108gr eldm, factory ammo and the accuracy is unbelievable.