7mm Rem Mag Vs 300 Win Mag Barrel Life

Thanks for the replies, guys. Browning X-Bolt Stalker Long Range Rifle 035390229, 300 Win Mag, 26", Dura-Touch Armor Coating, Black Finish, $ 834. placement is formost. Army has seen the benefits of the hard-hitting. If you find product , Deals. 243 Winchester ammo rounds. As with all Sako rifles, this model comes equipped with an adjustable trigger. products sale. Given how much more over bore the 7 STW is I would suggest not wasting a lot of barrel life "working up a load" to get that last bit of. Not to mention they both are flat shooters. 70 Winchester and a TC Encore and love both of them. The 300 Win Mag will be cheaper to shoot and have a significantly longer barrel life. , which offers the best performance for the hunter? Contributor Philip Massaro takes a closer look at what makes each cartridge tick. 300 Win Mag vs 300 Weatherby Mag. With a 26" Magnum barrel it'll weigh a little more, but still in the lightest league. 30 caliber short magnum cartridge that is a shortened version of the Remington 300 Ultra Mag, both of which derive from the. I am in the market for a 300 win mag and was not to shore what make to go for, im after something with a hevy barel and a glass beded action the barel has to be floted. Why? I dunno,,,just would like to have one. I am using a 7mm Remington Magnum in F class Open matches. Status updates are not given within this timeframe. Many magnums are pretty much toast by the 1500 - 2000 round mark. 280 Ackley Improved 40-Degree Shoulder, beat. I called browning and was told it was due to demand for long range and stabilizing larger bullets. Mule Deer Cartridge Showdown:. For the 7mm Rem Mag vs. 300 Win Mag sniper rifles and match rifles are most often rebarreled between 1000 and 1500 rounds. There is no such thing as overkill. The belted cartridge is not going to be quite as accurate as a rimmed cartridge by design. 300 Win Mag vs 300 Weatherby Mag New In-Depth. Midsouth Shooters knows it all starts with the right rifle reloading brass. The 300 Win Mag can found at your local Walmart. *Casing image above is an artist rendering and not a real photo of. 338 Win Mag. The 308 is much shorter and hold much less powder. Rifle Specs: Remington 700 - 300 Win Mag, Shilen barrel, Choate stock, Leupold VX-3 optics, Rifle Basix trigger. thinking it was a better in between the two weapon. 300 Win Mag, I settled on the. 280 Rem ballistics by about 100 fps, which gave it energy and trajectory figures that nipped at the heels of the 7mm Rem. Also, unlike the 7mm RUM which struggles to better the velocities of the 7mm STW, 7mm Weatherby and 7mm-. 300 Win Mag. The 7mm Remington Magnum will do so with more energy, but not by a significant amount. Let's see Belted Magnum, Recoil, Barrel Life, Long Action, Burns more powder. I would opt for the 270 WSM, 7mm SAUM, or 7mm WSM over the 7mm-08 and 284 if I was limited to a short action and higher velocity than the 7mm-08 is safely capable of was a requirement. the 30 cal can shoot from a 110gr. 17 Mach IV. Otherwise, 7 Rem Mag will work fine. Your logic makes a lot of sense regarding the 338 Mag. 280 Ackley Improved 40-Degree Shoulder, beat. Model70 in 30-06 so guess that'll save the 7mm barrel Mainly looking for a long range hunting option in the 7mm. I like the 7mm because of the long range, while i like the 338 win mag for the power. I know you are a huge proponent for the 338 Lapua Mag, which is why I have looked at it as a serious build. It also gives the shooter everything he needs to squeeze off the most accurate shot possible with its match-grade. If you searching to test Remington Sendero 300 Win Mag Barrel Life 7mm Rem Mag Vs 7mm 300 Win Mag price. Sometimes a shooter can't tell the barrel is going until accuracy really falls off, and even a serious cleaning won't bring it back. 300 Win Mag 26 7 lbs 4 oz $549. This model is sold exclusively at Sportsman’s Warehouse and comes in a black synthetic stock and fluted barrel. 338 Win Mag Primed Pistol Cases. I have yet to have a case separation in my Browning 7mm rem mag. 3X57mm to a 62mm case. No, the 7mm Remington Magnum is here to stay. It had been 17 years since the team at Weatherby added a new magnum cartridge to their line, but that changed in 2015 with the announcement of the 6. 001 less group. Available in the following calibres: 223 Remington 22-250 Remington 243 Winchester 6. 300 RUM is a 7. 300 win mag? I've been looking at a sako a7, browning xbolt composite ss. There probably aren't overall big sale numbers being set for any 7mm caliber magnum except for the 7mm Rem Mag. 7mm-300 Win Mag $5895- 7-300 WIN $5895. when firing optimum bullets in each. Hey guys, I'm looking for a new rifle that will be used for plains game and big game in North America. Near realtime tracking of who has ammo, mags and reloading supplies in stock. If at the time will discount more Savings So you already decide you want have 300 Win Mag Vs 7mm Rem Mag Barrel Life for your, but you don't know where to get the best price for this 300 Win Mag Vs 7mm Rem Mag Barrel Life. the 7mm mag is a better distance gun. Style Name: LOCK-N-LOAD A 300 WIN MAG MODIFIED CASE Verified Purchase Using the modified cases along with the Hornady tool make the task of determining the proper bullet seating depth easy. com Forums. Like Ron says, you will get some quick throat erosion from a 7 WSM. 300 Win Mag Vs 7mm Rem Mag Barrel Life Description. 30 (either. I will call in short word as 7mm Rem Mag Ballistics Vs 300 Win Mag For people who are searching for 7mm Rem Mag Ballistics Vs 300 Win Mag review. Prior to shooting the. au makes no warranty, authorises or endorses the accuracy, currency, suitability or completeness of any information contained in advertisments. I have two. 300 Ultra Mag, 7. 300 Win Mag vs 300 Weatherby Mag. That’s still about 200 fps below 7mm Rem. With all the guns that are talked about for long range shooting why is the 300 win mag not mentioned. shots ranging from 10 yards to 300 yards from woodland settings to open fields and clear cuts. 3X57mm to a 62mm case. Also known as the. and 7mm Rem. 300 H&H Magnum. As to case life; a competent handloader can get up to 10 reloads from brass handled properly. Between the 7mm Rem. 62×51), this time with a rifle chambered in 7mm Remington Magnum: Test Protocol. I already have a donor rifle and have already decided on what stock I'm going to use. Near realtime tracking of who has ammo, mags and reloading supplies in stock. Factory 7mm Rem. I would opt for the 270 WSM, 7mm SAUM, or 7mm WSM over the 7mm-08 and 284 if I was limited to a short action and higher velocity than the 7mm-08 is safely capable of was a requirement. I am in the market for a 300 win mag and was not to shore what make to go for, im after something with a hevy barel and a glass beded action the barel has to be floted. Brand: Shaw Barrels. The 7mm Rem Mag delivers a hefty 160-grain bullet at 300 yards with just a seven-inch drop, following on from a 200-yard zero. Brux Matchgrade 1 in 9″ twist, 26″ #5 contour , plus custom 3 port/side muzzlebrake. 300 WM FAB Model D, No 64. This cartridge has a slightly shorter body than the. The 7mm Rem Mag is popular for a good reason. I agree with what you're saying about the. 308 cartridge measures in at 7. But I am really curious about what your thoughts are on the 7mm-300 WM vs. As with all Sako rifles, this model comes equipped with an adjustable trigger. Grains such as the 150 can reach 3,130 ft/s and 2,630 ft/s with 200 grain hand loaded bullets. The RUM will buy you more yardage and a little more ft/lbs to spare. 24" the ruger was purchased in 76 the wsm in 04 correct me if i'm wrong. At 1,000 yds, a 300 Win Mag will drop 30 more inches than 7mm Rem Mag. What are some opinions on the best caliber for hunting large game such as elk at short or extended range? I have narrowed it down to 7mm or 300 win mag. mag can do it all,and its hard to argue aganist. The 7mm is a belted cartridge and the 300wsm is a rimmed cartridge. Re: 24" vs 26" barrel for a 300 Win Mag as far as i know a 24 inch tube is as long a barrel as you can get on a factory win. I am considering having it chamberd to the. As to case life; a competent handloader can get up to 10 reloads from brass handled properly. We already done the research and spend a. Even so, they have different strengths and weaknesses and the 7mm Rem Mag vs 300 Win Mag debate is still going strong over 50 years later. What I haven't decided on is caliber. Bryce of LRSU shooting 4 shot groups at 100 yards with his Custom 7mm-300 Win Mag for the first time with the Templar Tactical Archangel 30 cal Suppressor. Note that not all Twist Rates are available for all Calibers. 300 Winchester Magnum cartridge has been available to hunters for far longer than the much newer 6. Not a huge win if you just go hunting and fire 5 rounds a year, but a bigger consideration if you shoot a lot more at the range. 223 Remington/5. I believe after do a bit of research that the 300 win mag case is the most ideal case for pushing the 180 grain bullet with out going to severe overbore area. The 260 Remington is essentially the old wildcated 6. is far and away the most popular. 264 Winchester Mag 6. 300 Win Mag. Hard to say what kind of barrel life you'll get - depends on many factors, including what accuracy level is acceptable to you. It is a member of the belted magnum family that is directly derived from the venerable. 1 recoil, 2 cost of brass, 3 brass life, 4 amount of powder burned/shot. Which will have longer barrel life? 300 win mag or 338 win mag? Very likely, the 338 WM would experience longer barrel life, at least in theory. Best Answer: Many rifles were built on Mauser actions years ago chambered for the. most brass is short to the shoulder or the chamber is long. The 260 has become very popular in sniper shooting competitions. 30 caliber magnums currently being produced. how much is real and how much is bs i don't really know but it is interesting and they seem to favor the 7mm mag. 300 bullet in a non-magnum case. 45-70 in 1H is only known in the prefix series and is a rare rifle. 5 creedmoor v. I have preference to the 7 MM Rem Mag. 300 Ruger Compact Magnum (RCM) Load Data 300 Winchester Magnum Load Data; 7mm-08 Rem. 695 R12,000. 300 Win Mag. The belt is cosmetics only. For shooting elk or similar sized critters a 160 to 180 grain bullet is just about ideal. It is not typical for this rifle, it has shot sub half moa and held zero for 1000 rounds after the first 300 for development. What's the real-world difference between a 270 win. 5mm-284 260 Remington 270 Winchester 280 Remington 280 Ackley Imp 7mm Rem Mag 308 Winchester 30-06 Springfield 300 H&H Mag 300 Rem SAUM 300 Winchester Mag 300 Rem Ultra Mag. 300 Win Mag bullet has an effective range of about 318 yards before needing hold-over to compensate for bullet drop. there is a hunting tv show that specializes in long range shots. 20 BR Lapua. 28 Nosler, although not by a lot. ULD RBBT Wildcat Bullet to 3300 fps, the 7mm A. 06, I tested the 7mm before I bought one. Available Calibers for your McGowen 7mm Barrel. Violate this principle by, for example, chambering a lightweight, short action rifle for a powerful Magnum cartridge like the. 300 magnum in the herd. I had heard that pushing the Sierra MatchKing at magnum velocities (c. The Remington Model 700 LR is a finely tuned tack-driver. We already done the research and spend a. The recoil efficiency of the 7mm is really impressive!. , but it shoots extremely flat and hits extremely hard. I don't know how 7mm mag brass is in comparison, but iirc there is a 14 gr + variance in case capacity between various brass manufacturers in 300 win mag. It is not typical for this rifle, it has shot sub half moa and held zero for 1000 rounds after the first 300 for development. Mag, the other, a. Saw a bull a little farther away than that, heading straight uphill. I want to change out the barrel & get the action trued ASAP. 30-06 is about 3,000 rounds and a. It’s a good 175 fps faster than typical 139-grain loads in the 7mm. 338 Win Mag Primed Pistol Cases. 5 bullets have very high ballistic coefficients and sectional density for their weight. 300 Ultra Mag, 7. The next evolution of our Mesa line, the Mesa Long Range was designed for dedicated precision shooters and long range hunters. Only about a couple hundred fps difference in velocity on average. I think this may well have been the same situation for the 7mm Mag brass you've encountered. Trying to pick up on the discussion of 7mm Rem Mag vs 30-06 rounds. I have never been impressed with the 7mm Mag. 264 Winchester Magnum is a belted, bottlenecked rifle cartridge. We handload and I love the math of the 7mm. With full power factory loads or equivalent reloads, expect barrel life to be short. VAT Add to cart. At 500 yards, the 7mm Rem Mag overtakes the 300 Win in stopping power. I realize that is a little bit lighter than a sporter weight 700 SPS in 7MM Mag which weighs 7 5/8 pounds (7 pounds-10 ounces) according to Remington. The 300 BLK can be made from modified. 300 Winchester Magnum—which has accompanied me on more hunts than I can remember, in a number of countries—is designed for use in a long-action receiver, and as Winchester pushed the shoulder forward and shortened the neck in order to increase case capacity, the overall length limits bullet length outside the case. i have a 300 win. The first is a standard Remington replacement with a shoulder on the barrel. We have serious challenges in our country with barrel replacements, therefore barrel life is a real issue to consider. Can anyone give me a close (within 200 round) count of the expected life of the Remington 700 barrel, when shooting factory ammo? I am particularly interested in the life expectancy of the. 06, 7mm Rem Mag, 300 Win Mag and 338 Win Mag cartridges and provides consistent. For more than 200 years, Remington firearms have been forged from the untamed spirit that will always define the American spirit — Revolutionizing an industry. Hard to say what kind of barrel life you'll get - depends on many factors, including what accuracy level is acceptable to you. You should go read it and all of their other articles as they are always top notch. 280 Ack Imp. 284 winchester. # 1 Thing 7mm Rem Mag Vs 300 Win Mag Barrel Life is actually the most popular commodities brought out this 7 days. on some of the larger game hunts and I'd load 150 or 160 gr. What is not to love about the 284 Shehane?. 308 using the same weight bullet (longer skinnier bullets tend to perform better). , which offers the best performance for the hunter? Contributor Philip Massaro takes a closer look at what makes each cartridge tick. Many magnums are pretty much toast by the 1500 - 2000 round mark. Some shooters are confused about Winchester's 300 magnums. 7mm Rem Mag; 280 Remington; 280 Rem Ackley Improved; 7mm-08 Rem; 284 Win; 7mm-03 Rem. Perfect for outdoorsman seeking big game adventures, this rifle is chambered in the ever popular 270 Win, 30. I already have a 7mm Rem Mag and a 300 Win Mag so I would want to step up a tad from those two. That introduction was, I'm guessing, retaliation against Remington's 1962 release of its equally famous 7mm Remington Magnum. 300 Win Mag and. 5 lb 338 Win Mag with a muzzle brake done in their shop. 270 or a 300 win mag. The Tikka T3 Superlite 7mm Rem Mag is just that, super light. I own two Remington's Model 700, Caliber 30-06 and a 7mm Mag. We carry 7MM REMINGTON MAG caliber rifles for sale in our online gun shop, including hunting rifles, tactical rifles, and more. I'm now 61 years old and I did just fine with the rifle, even when it was loaded with 4 rounds of 7MM Rem Mag ammo, and with a Leupold 3X9 scope and mounts/rings on itOh, and with a sling. 300 win mag? I've been looking at a sako a7, browning xbolt composite ss. These last two remove the body taper, thus increasing powder capacity, and they are indeed every bit as fast as the 7mm Remington Magnum. with federal brass i was lucky to get 3 firings. Great deal of info from all. Lean toward either the Model 700 SPS Varmint in. Bryce of LRSU shooting 4 shot groups at 100 yards with his Custom 7mm-300 Win Mag for the first time with the Templar Tactical Archangel 30 cal Suppressor. Example: 7mm Rem Mag 150 grain "vs" 300 Win Mag 150 grain, "or" 165 grain "vs" 165 grain. I know you are a huge proponent for the 338 Lapua Mag, which is why I have looked at it as a serious build. I could get a 300 Win Mag featherweight and convert it to 338 Win Mag. The 260 Remington is essentially the old wildcated 6. 5x55 Swiss 308 Winchester 30-06 Springfield 30-06 Springfield He 300 WSM 300 RCM 300 Winchester Magnu 300 Weatherby Mag 300. I agree with what you're saying about the. In order to obtain that performance from a. Cabela's uses your CAB Support ID to provide faster resolution to issues experienced while on our website. The Remington Model 700 LR is a finely tuned tack-driver. Grains such as the 150 can reach 3,130 ft/s and 2,630 ft/s with 200 grain hand loaded bullets. The second variation is a Remage barrel. What's the real-world difference between a 270 win. Tikka 300 Win Mag Barrel Life. What if when you select the 300 Win Mag. World’s Best Scope. 280 Ack Imp. 338 Win Mag. 284 winchester, 284 win, 7mm S. 20 BR Lapua. from 65grain accelerator ,to 220. We carry 7MM REMINGTON MAG caliber rifles for sale in our online gun shop, including hunting rifles, tactical rifles, and more. 30 caliber, I would need to jump into the. IDO » Community » Forums » Hunting Forums » Shooter’s Test Bench » Remington 700 Sendero 7mm Rem Mag. Info for 7mm cartridge gun shooters. If the reported velocities are close to correct It seems the 300 NM with 215s and the 7mm with 195s are some serious performers. It had been 17 years since the team at Weatherby added a new magnum cartridge to their line, but that changed in 2015 with the announcement of the 6. ), each with an optimized barrel length and twist rate for long-distance work. If you are searching for read reviews 7mm Rem Mag Vs 7mm 300 Win Mag price. BOTTOM: The optional barrel length is closely tied to the loads that will be employed. At first glance, it is clear that the 7mm Rem Mag rounds have higher BCs than the. The next evolution of our Mesa line, the Mesa Long Range was designed for dedicated precision shooters and long range hunters. wsm for larger game and the 7mm for open parries shots on whitetail and mule whitetails. NRA Patron Life. 300 Win Mag sniper rifles and match rifles are most often rebarreled between 1000 and 1500 rounds. 5-284, an easy 2950 fps with H4831 SC, [and it] can run 3000+ with N560 and Reloder 17, which is right there with the 7mm WSM. Find for and intensely cute 7mm Rem Mag Vs 300 Win Mag Barrel Life. I don't have one in the stable at the moment, but for several years it was the only hunting rifle I used on everything from coyotes to big bull elk. I use a 300 win mag as of now, i've shot the 338 win mags, the recoil isn't a big deal at all. iirc Remington brass is the second or third smallest capacity and Lapua brass had the most capacity (again, in 300 WM). Furthermore, the 7mm Remington Magnum benefits from a vast range of compatible bullets due in large part to the popularity of the 7mm caliber while the. 300 Win Mag, these are the only factory built Remington SPS's with the heavier varmint profile barrel that you would need for long range shooting, they are best for. 7 168 Berger Classic Hunting Hybrid seated. Re: 2000 yards 7mm rem mag vs 300wm The 7RM, 7WSM and 300 WM will all make it there, it's been done. Does the 7mm Rem. and web store for each and every occasion. Preferred by long range hunters and military snipers over the. My opinion but I love shootin mine. 260 Remington. Between the 7mm Rem. Although this is a fairly popular debate lets compare the 300 Win Mag to the 7mm Rem Mag and look at the actual numbers. Neither is really better. You can achieve this item with discreet price from online shopping web site. If you own a 7mm Rem Mag, its easy to produce 7mm Rem Mag Ballistics reports using Shoot! ballistics app/software that you can understand and use in the field (either target shooting or hunting). 308 Winchester positively locates the receiver and free-floats the barrel for outstanding accuracy. Please provide this ID when contacting Cabela's for support via phone, email or chat. 7mm Rem Mag vs. The main difference between them is case length. 30-06 Springfield In 1906, the US military set out to develop a new lightweight rifle cartridge by applying modifications to the short-lived. Eventually the 7mm will be carrying more of a punch. Buy Online with safety transaction. This new wildcat, which became known as the. 308 Long Action—. Others claim the. 280 Ack Imp. Introduced by the Winchester Repeating Arms Company in 1963, the 300 Winchester Magnum (300 Win Mag) is based on the 375 H&H case shortened to fit a standard length action and necked down to 30 caliber. 300 H&H Magnum case, but that was itself squeezed down from the. I would opt for the 270, 280, 7mm Rem Mag, or 7mm Wea Mag if a long action was in play. Between the 7mm Rem. 7mm Remington Magnum vs 300 Win Mag I want something to take to the 500 and the 1,000 yard rifle range as well as hunting medium to bigger game. Explore the rifles and use filtering options to find the right match for your hunting purposes. 300 Winchester Magnum Load Data; 300 Weatherby Magnum Load Data; 7mm-08 Rem. 1)) Load each of them with the very 'maximum' amount of powder each case will safely hold, and also with exact same type of powder. 338 Win Mag. 7mm Rem Mag Vs 300 Win Mag Barrel Life. The new round is based on the. 270 Big Game Hunter's Guide to Montana Also, I am need a left handed gun, so whatShort. Criterion Remage Barrels. Outdoorsman The Outdoorsman is designed for hunting where distances are large and winds blow hard. (See previous 300 WM vs. All MV values shown above are for 24" barrels. If your a reloader, an option that will buy longer brass life is a non-belted 7mm short mag. when hunting elk and moose, so he was quite impressed by the flat trajectory and mild recoil of the 7 mm. Does the 7mm Rem. I know there are other cartridges out there but a 7-300 win mag is what I want. ) an example is both of them with a 150 grain bullet, and also same bullet type. We would recommend this store. Find 7mm Remington Magnum bolt-action rifles from a variety of manufacturers. Remington Model 700 300 Win Mag Bolt-Action Rifle 24" Barrel with Bushnell Scope America's favorite bolt-action rifle, the model 700 is in a synthetic stock. If you find product , Deals. It shoots itty bitty groups and. 06, and is why I bought the. Glenn James 123,478 views. 308 Norma mag. 300 Win mag than the little. 7mm Remington Magnum barrel life? Hello! I realize that barrel life is dependent upon how the barrel is cared for, and that a barrel life can be viewed in 2ways: target accuracy life and hunting accuracy life. By Outdoor Life Online Editor. 264 Winchester Mag 6. For many years ago, this brand gratified customers with 6. 7mm Winchester Short Magnum Load Data; 7mm Remington Magnum Load Data; 7mm Weatherby Magnum Load Data; 7mm Shooting Times Westerner (STW) Load Data; 7mm Remington Ultra Magnum Load Data; 28 Nosler Load Data; 300 AAC Blackout Load Data; 30-30 Winchester Load Data; 30/40 Krag Load Data; 308 Marlin Express Load Data; 300 Savage Load Data; 308. 62x67mm, while the. far exceeds the performance of all other 7mm magnums on the market today. In this update, we’re going to investigate real-world performance differences among some readily available factory loaded ammunition. What are some opinions on the best caliber for hunting large game such as elk at short or extended range? I have narrowed it down to 7mm or 300 win mag. 300 win mag. # 1 Thing 7mm Rem Mag Vs 300 Win Mag Barrel Life is actually the most popular commodities brought out this 7 days. The barrel is a full 22 inches, like it always should have been, but the foolish design with the huge. I already have a 7mm Rem Mag and a 300 Win Mag so I would want to step up a tad from those two. As I want both/either of these (more 300 win mag than wsm tho) the deciding factor is bullet weight. It can be sighted in 2. Tikka 300 Win Mag Barrel Life. REMINGTON BOLT-ACTION RIFLES. They say that I would have more of a variety to choose from. The NSS Remage precision ground barrel nuts are priced at $28 with a barrel order or $45 without a barrel order. It's recoil is much more managable than any of the larger magnums and it is a very flat shooting cartridge. Remington Model 700 300 Win Mag Bolt-Action Rifle 24" Barrel with Bushnell Scope America's favorite bolt-action rifle, the model 700 is in a synthetic stock. —which has been with us since 1963—has as a firm hold on the market, and in all sincerity it handles a good number of situations very. Well, the question is dicey because it all depends on what features you are looking for in both cartridges. The difference in recoil between the 7mm mag with a 175 grain bullet and the 300 Win mag with a 180 grain bullet is about 6 pounds of recoil but it can very well be the straw the broke the camels back! Most hunters shoot the 7mm mag with 140 or 160 grain bullets and that brings the recoil down to about 22 pounds of recoil. Rifles For Sale Remington 783 7mm Rem Magnum Rifle w/Scope Layaway Remington Model 700 ADL 7mm Mag 24 inch barrel - 7mm Rem. Check out our current selection of 7mm Remington Mag Rifle Brass below!. 5 Rem mag is basically Remington's version of a WSM. (more powder) the 308 has a shorter casing therfore less grain of powder, you can get a lighter bullet for the 308 but it still would not have the effectivness at longer distance as the 7mag. Brass offers the ideal flexibility and balance of strength, which allows it to expand under pressure in the chamber without losing its power, accuracy, or integrity. BOTTOM: The optional barrel length is closely tied to the loads that will be employed. 695 R12,000. 223 has about a 5000 round. Great deal of info from all.