That’s what I call “kissing the lands.” I continue to check the seating depth about every 100-300 rounds, and will seat the bullet out further as the throat erodes. Cal: Ha! Then Sierra had a max of 71.1 grains, but Hornady had an even lower weight for their max load. Mag., by contrast, is chambered by Federal in bullets between 140 grains and 175 grains, and other companies load 100-grain projectiles. Some custom bullet makers produce 7 millimeter bullets in the 190 grain range. However, when the 7mm Remington Magnum crossed my path, I sat up and paid attention. Here was a 7mm that exhibited a flat trajectory and greater accuracy. Need to have the precision for good shots on antelope. And, in spite of the myriad attempts to produce a 7mm Mag. Accuracy is of vital importance when working up a 7mm magnum load. But still, the .270 can run head-to-head with the 6.5 Creedmoor and will kill critters just as well today as it would 50 years ago. Following Mr. Dan Newberry and your steps on this load development, I came up with real close results to your test!!! So we rethroated a Christensen Arms Ridgeline 7mm Rem Mag and have begun load development for the 190 Berger. The following is a 500 yard 7mm Rem Magnum ballistic chart that was created using our free online ballistic calculator and details all aspects of the bullets trajectory from the millisecond it leaves the barrel until the time it reaches the 500 yd mark. They are claiming 3000fps. Pingback: Ladder test ??? The chamberings of choice are the .284 Winchester, 7mm Winchester Short Magnum (7mm WSM), and 7mm Remington Short Action Ultra-Magnum (7mm SAUM). The 7mm shoots .284-inch diameter bullets through bores .28-inch across, but only two use this Imperial measuring system in their titles: .280 Remington and .284 Winchester, both excellent but under-rated “standard” velocity cartridges. Handloaders can take advantage of all … The combination of great ballistics with manageable recoil has made the 7mm cartridge a favorite among long-range prone and benchrest shooters. 96, work up to 68.0-68.3 gr of H1000 and 168 Bergers. - LongRangeHunting Online Magazine, Pingback: 7mm Rem Mag Load Development Part 4: 5 Shot Groups | Precision Rifles & Handloading, Pingback: 7mm Rem Mag Load Dev Part 1: Bullet Selection & Real-World Velocities | Precision Rifles & Handloading, Pingback: 7mm Rem Mag Load Dev Part 3: Optimal Charge Weight | Precision Rifles & Handloading. It is one of the best articles I’ve ever read on the subject of handloading and world-class precision. Yet, at least to me, it did not kick any more than the .30-06 Springfield. 162gr Bullet over Retumbo, Start: 62.9gr, Max 70.1gr I eventually decided to pursure further load development for Berger’s 168gr VLD bullet over Hodgdon Retumbo powder because it struck the right balance for me between the competing characteristics (recoil, barrel wear, flat trajectory, low wind drift, ideal energy for medium sized game, etc). Picking up a Christensen Arms Mesa in 7mm rem mag in the next couple of days from my FFL. Tags 7mm Rem Mag Berger Bullets Creighton Audette Hodgdon Powder Ladder Test Reloading Data. I'll be using hornady XLD-X bullets. Primer fed match 215 I’ve only loaded for one, and that’s my Dad’s Remington 700. Because I’m a tactical/practical guy, and not a benchrest shooter so I never jam the bullet into the lands. But keep in mind she kicks more than the .308 and is harder on barrels, but is a nice … Like all 7mms, they can fire bullets as light as 100-grains and as heavy as 180-grains. Hot loads can dramatically increase barrel wear and decrease brass life … not to mention be dangerous. We have tried multiple charge weights and seat lengths and can’t get consistent results. Sierra recommends, and I use, 65 grains of RL-22 with their 160 gr SPBT. Never had a 7mm before. I would like to limit my search rather than load bullets in .2 grain increments over this entire span. Won it in a raffle. The range recommended for this powder is between 53.5 and 59.4 grains. by Dean (Helena, MT. I’m purposely trying to stay in the mid-range of powder charges for the 168gr VLD for reduced recoil and barrel wear. 162gr bullet over Retumbo, Start: 69.0gr, Max 73.5gr (compressed) Remington’s 7mm Mag. I plan on using CCI 250 primers (based on availability as well). - LongRangeHunting Online Magazine, 7mm Rem Mag Load Development Part 4: 5 Shot Groups | Precision Rifles & Handloading, 7mm Rem Mag Load Dev Part 1: Bullet Selection & Real-World Velocities | Precision Rifles & Handloading, 7mm Rem Mag Load Dev Part 3: Optimal Charge Weight | Precision Rifles & Handloading, Statistics for Shooters – Executive Summary, Tactical Scopes: Field Test Results Summary & Overall Scores, Powder Temp Stability: Hodgdon Extreme vs. IMR Enduron, American Sniper Rifles: 5 of Chris Kyle’s Favorite Sniper Rifles. 168gr Bullet over Retumbo, Start: 69.0gr, Max 71.1gr, Hodgdon Reloading Data Center for antelope, deer, elk. Ideally, I’d like it to always be kissing the lands or just off the lands. With 160 grainers have used H4831 in the past, but have been trying some RL23, it is looking promising with speed in the 2900's. Do you have any suggestions. He is getting 3050fps out of his but he is pushing it. Have it dialed in 3 shot groups inside a dime. The current load we’re shooting is with 162gr ELDs and RL26 in Norma brass using Fed 215M primers. I then used those velocities to compare the ballistic performance between those three bullets, as well felt recoil during the test rounds. The 7mm Rem. You should disregard horizontal dispertion. Hey, Daniel. Here’s one takeaway from that article that shaped my approach to this: One thing he stressed is that bullets must be precisely seated against the lands. Mag., forcing it into near-obscurity. USA) I use my Liberty Ruger M77, 7mm Rem. So i ordered a new rifle in 7mm rem mag to make into my new intermediate/long range elk rig. His engineering background, unique data-driven approach, and ability to present technical and complex information in a unbiased and straight-forward fashion has quickly caught the attention of the industry. This is listed as a max load, so work up to it, but I've been very happy with the performance in several different 7mm Rem mag rifles. Thanks Hornady offers bullets from 100 to 175 grains, for instance, which is typical. 7mm Remington Magnum. You can’t leave us hanging. With no data available on the 190 Berger and very little on the cartridge with RL26 we just started with a quick pressure test. CBTO 2.790 kissing lands COAL 3.357 kissing lands Fire-form win brass(hsm factory ammo), Headspace set at left at 2.111″ I like small groups when I hand load, but but like to shoo... Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. Every year before hunting season, Mike and I had a … Mar 21, 2013 ... 2nd most accurate and better long range load for my rifle is 168gr berger vld hunting with 70.1gr H1000 I am getting 2890fps with that down here in TX - low altitude, high humidity. To decide which is the best overall 7mm magnum, I tested the 7mm Remington Magnum, 7mm Winchester Short Magnum, 7mm Shooting Times Westerner, 7mm Weatherby Magnum, 7mm Remington Ultra Magnum, and 28 Nosler for trajectory, drift, effective range, and recoil with free, online ballistic software from shooterscalculator.com. Posted: Wed Apr 01, 2015 2:18 am . Ammo & Handloading, Load Development You are highly talented. This belted cartridge conveniently fits in a standard length action and produces great ballistics with a wide selection of bullet styles and weights doing it all with very manageable recoil- It’s no wonder this cartridge continues to be popular. I always like 4831sc for bullets around 160. Is there a better/ faster way to to get to the best load. He always finds the powder node first then adjusts the seating depth to get the best accuracy. Gun Parts - Stocks, Barrels, Actions, etc. We have RL23, H1000, and IMR 7977 on hand and anyone of those should get around 3000fps. I actually think this 3-part series m... Cal: Great question, Joe. SHOT Show 2020: Leica PRS 5-30×56 with PRB Reticle! Thanks for your article. I am using 66grains of Retumbo powder with the CCI primer. Retumbo powder Since I’m shooting a Berger VLD bullet (highly sensitive to seating depth), I will come back and fine-tune seating depth again after I settle into a powder weight … but for now, I just want it to be very close to the rifling. gauge and bullet comparator I found my bullets kissing the lands at average 2.723. I’ve only loaded for one, and that’s my Dad’s Remington 700. My bad. Trijicon Ventus: Measuring Range AND WIND! My 7 is a 9 to 1 twist and loves the Berger 180VLD’s. Here is some data on my new nosler brass and current fire form win brass. The 7mm Remington Magnum is an excellent long range cartridge and Hornady’s Precision Hunter line contains an outstanding 7mm Rem Mag ammo option for hunters looking to squeeze every bit of long range performance out of the cartridge. And h1000 for the heavier 175 and up. Thinking of the 160gr accubond or one of the ttsx's. Another reader asked a very similar question, and I answere... Heath: You’re pretty much regurgitating Bryan Litz’s books with this particular present... Joe Bellicini: Once again, well done. That can leave the bullet stuff in the chamber if you need to extract the loaded round without sending it. Here are the results of my ladder test. What's RL26. I remember looking at load data from several other manuals, and they seemed to be all over the map. You could definitely load the 7mm Rem Mag up or down more than what I’m showing here … but I felt like this range of powder charges was the right balance for me, because the ballistic advantage of loading it up a few more grains really isn’t that significant. 168gr Bullet over Retumbo, Start: 65.5gr, Max 71.2gr. I don’t believe the Berger Reloading Manual had been published when I originally did this. I have a lot of respect for those guys, and they are obviously testing against the exact bullet I’m using … a 168gr Berger VLD. © Copyright 2021 PrecisionRifleBlog.com, All Rights Reserved. Ultimately, I’m not the kind of person who loads really hot to get a few more FPS out of my rifle. When using ATC with a 10 shot group what would be an acce... Shootin’ Okie: Thanks, for replying. SHOT Show 2018: Really Right Stuff’s New Products, Online Precision Rifle Training from Top Shooter, Jake Vibbert, Extreme Long Range Tips 2: Spotting Shots & Ranging, Wyoming ELR Scopes & Mounts – What The Pros Use, Extreme Long Range Tips 1: Optics & Mounts, How To Measure The Distance To The Lands On Your Rifle Barrel, Precision & Group Size – Statistics for Shooters Part 3, Muzzle Velocity Stats – Statistics for Shooters Part 2, How To Predict The Future – Statistics For Shooters Part 1, Part 1: Bullet Selection & Real-World Velocities, Ladder test ??? A bad shot can ruin both quarters, front or rear. I always thoroughly check to see if it would ever get stuck in the lands, and if it doesn’t … that’s my spot. I actually had a match come up before I could do further load development, and so I just loaded rounds at 69.8gr of powder based on these results. Long range shooting with a 7mm Remington Mag.