The Remington Mountain Rifle wears a pencil-thin barrel. The .24, 26 and .27-cal. You are using an out of date browser. GameChangers that averaged .66” paired with Hunter propellant and .55” fired with Reloder 26. Sierra TGK Gamechanger Bullets - Sierra re-engineered their legendary MatchKing bullet into a hollow point design for quick expansion and fitted it with a transparent green tip for ballistic uniformity. Sierra recently released a new series of plastic tipped hunting projectiles called the ‘GameChanger’. Inside, the GameChanger features a unique construction that utlilizes a special lead alloy surrounded by a tough copper jacket that delivers excellent penetration and expansion at a variety of ranges. The GameChanger bullets are actually a new design that incorporates features from other types that Sierra make, resulting in a unique and enhanced bullet style. Sierra re-engineered their legendary MatchKing bullet into a hollow point design for quick expansion and fitted it with a transparent green tip for ballistic uniformity. Thanks for the review Winnie, it is good to hear how they performed on goats. While that has always been the case, today’s ammo makes this task more and more daunting. ; 6.5-cal. The key here is the bullets were retrieved from dead animals. The Cooper .243 rifle has a worn throat from firing too many bullets at ground squirrels and marmots over the summers. Sierra popularized the boat tail bullet decades ago with its reduced base drag that increases ballistic coefficient and lowers sensitivity to crosswinds, retaining more velocity for a flatter trajectory. Remington 9½ primers were used with all three cartridges. GameChanger .27-cal. Winnie_64 Member. New (2018) from Sierra is the GameChanger hunting bullet. I've measured the COAL using a Frankford Arsenal COAL gauge with the TGK and … In 6.5mm and 6mm it is pitched at medium game in the pronghorn, whitetail, mule deer range. by John Haviland - Barrel Harmonics Testing – Part 2. Sierra says the same load data listed for other Sierra bullets can be used to load GameChanger bullets of equal weight. Lead cores are not bonded to jackets. Hence the name GameChanger for Sierra’s new line of bullets. Initial GameChanger bullets include: Sierra bullets are famous for their accuracy. Aug 28, 2018 #1 Sierra recently released a new series of plastic tipped hunting projectiles called the ‘GameChanger’. No doubt the dry paper provided much tougher resistance than the ribs and vital organs of a game animal. Sierra GameChanger Hunting Bullet Review Could this be Sierra's best hunting bullet ever? Duane at Sierra Bullets stated in a Sierra blog that these bullet are not bonded. The GameChangers have relatively high BCs compared to other bullets of the same weight and caliber. ; and the .270 bullets at 2,600 f.p.s. Accuracy is the average of 2, 3-shot groups. May 9, 2019 #1 Just acquired a Weatherby Vanguard Camilla 308 for my Daughter and in the process of working up a load for it. (You can read about that hunt here and you can read my review of Sierra GameChanger 165-grain 308 ammo here.) Or just a thick jacket? SBT 165 gr. Of course, every rifle shoots most accurately with certain bullet and powder combinations. We did not manage to recover any projectiles but judging by the exit wound shape and diameter of would indicate all projectiles stayed together. Sierra Ammunition is available in five popular hunting calibers. We did not manage to recover any projectiles but judging by the exit wound shape and diameter it would indicate all projectiles stayed together. This is in line with what they are doing in ballistic gel also. Redding FL Resizer - brass “ridge” on neck. Sierra MatchKing Rifle Bullets .30 cal .308" 168 gr HPBT MATCH 100/ct …Sierra bullet family, unmatched worldwide and truly world class in all respects. Sierra designed our 125 grain GameChanger bullet for optimum performance out of the 300 Blackout cartridge and gave it a muzzle velocity of 2115 FPS and a G1 BC of .298. Sierra GameChanger review from NZ. I recently shot handloaded GameChanger bullets from a Cooper Firearms Model 22 chambered in .243 Win., Ruger American Predator 6.5 Creedmoor and a Remington Model 700 Mountain Rifle .270 Win. The barrel heats up enough to start a grass fire after firing three .270 cartridges in a row. Today rifle shooting is "long-range this" and "long-range that." Sierra GameChanger - Tipped GameKing® - 30 Caliber.308 Diameter 165 Grain The Perfect Blend of Match-Grade Accuracy and Deadly Terminal Performance. bullets shot this group at 100 yards. It is the perfect combination of Sierra's legendary match … The GameChanger’s jacket is made of gilding metal, comprised of 95 percent copper and 5 percent zinc. Description; Additional information ; Reviews (0) Description Sierra .308 / 30 165 Grain TGK Game Changer Polymer Tipped Spitzer Boat Tail . Still, the rifle shot two, 3-shot groups at 100 yards with 90-gr. Joined Jan 8, 2014 Messages 1,170 Location Central Missouri . One stray bullet opened the average for groups shot with H4831. My assumption was based on the way the lead Ally stuck to the case when I melted the core out with a blow torch. Three of the five new GameChanger bullets. I’ve been shooting Sierra bullets at game from antelope to elk for going on 50 years. Does any one have any real world experience with sierra's new game changer bullet , I tend to try to be consistent across the board, right now I use as my softer bullet the sierra game king and as my tougher bullet the nosler partition. Testing the new 165gr Sierra GameChanger Tipped GameKing in .308 Winchester. I am almost positive these are NOT bonded. Paul at NZ Ammo told me last week that Sierra had flown some samples here at Sierra's expense for review purposes which I thought was good of them. Others had lost their cores somewhere along their deadly path. Sierra re-engineered their legendary MatchKing bullet into a hollow point design for quick expansion and fitted it with a transparent green tip for ballistic uniformity. GameChangers averaged under an inch at 100 yards fired by Hybrid 100 V and Reloder 17. A. Sierra has produced some great traditional lead nose hunting bullets over the years with their GameKing and Pro-Hunter lines and I have used them to shoot a lot of animals. In .308 and 7mm it is pitched at the heaviest North American game. Thanks for the review - can’t wait for them to get to SA to test the 140 grainer in my new 270. GameChanger bullets lost their cores when fired into bundles of dry paper. Very good report. Sierra has produced some great traditional lead nose hunting … I am looking forward to getting my hands on some 6.5s to try in my 6.5-284. Some of the recovered Sierra boat tail bullets looked picture-perfect, expanded half way down their length with their lead core intact. The result is that cores seem to more easily squirt out of boat tail jackets during penetration. One can argue where the .277 fits in, traditional .270 territory I guess. The .243 was loaded with Winchester cases for a cartridge length of 2.71”; the 6.5 Creedmoor with Hornady cases for a cartridge length of 2.80”; and .270 with Federal cases for a cartridge length of 3.30”. (I beg your pardon for not using H4350, the purported most magnificent propellant ever intended for the 6.5 Creedmoor.). The 2012 MSRP for a 100 count box of .308/180grain GameKing SBT is $35.07. Those bullets have hit black bears through both shoulders and elk through the ribs behind the shoulder. Sierra says GameChangers expand down to a velocity of 1,800 f.p.s. Designed for moderate ranges on deer and hog sized animals, our 300 Blackout ammunition will give you the expansion and penetration needed to bring home the bacon. While testing GameChangers, Sierra engineers rarely recovered a bullet that had lost its core. Barrel Harmonics Testing – Part 3. Even though long for their diameter, GameChanger bullets will stabilize in standard twist barrels for each caliber. Joined Aug 1, 2018 Messages 15 Location Godzone. First Prev 2 of 3 Go to page. For a better experience, please enable JavaScript in your browser before proceeding. Will you be trying them on Reds? The Ruger American Predator rifle was close behind in accuracy. A4669–06; 30-06 Springfield cartridge Thread starter Winnie_64; Start date Aug 28, 2018; 1; 2; 3; Next. “Boat tail bullets are highly accurate and the way we go at Sierra,” Marshall said. Nov 30, 2018 … 224 Valkyrie – 6.5 vs 7 Twist Head-To-Head Range Test. Jackets are 0.001” thicker on each side than jackets on MatchKing bullets. March 08, 2019 By Joseph von Benedikt. I knew that if they performed anything like a traditional GameKing then Sierra would be on to a winner. E-mail your comments/questions about this site to:[email protected] For questions/comments about American Rifleman magazine, please e-mail:[email protected] You can contact the NRA via phone at: NRA Member Programs1-800-672-3888, To advertise on American Rifleman, visit nramediakit.com for more information. The .243 bullets hit the bundles at a velocity of approximately 2,800 f.p.s; 6.5 bullets at 2,500 f.p.s. 90-gr. The packaging labels them as Tipped GameKings and they are a lead-alloy core projectile with a tapered copper jacket and translucent green polymer tip. Friday, October 5, 2018. 86alaskan Well-Known Member. 308 Sierra Gamechanger and 'Jump' Thread starter JDM; Start date May 9, 2019; JDM. The Great Ammo Shortage of 2020: When Will It End? Give me any factory load and I’ll make it better; this is the metric that I live by. TGK C.O.A.L 2.750 2.750 2.800 2.800 2.800 2500 2600 2700 2750 2800 2850 84 Hodgdon Benchmark 38.5 40.2 41.9 42.8 86 IMR Powders IMR 3031 39.3 40.9 42.5 95 IMR Powders IMR 8208 XBR 39.3 41.2 … Competitive shooters have relied on the consistent accuracy of Sierra's MatchKings for decades, resulting in a history of state, national and world records that is the envy of our competitors.Sierra MatchKing bullets… I did a little research on the new GameChanger Sierra bullets. Get the American Rifleman Insider newsletter for at-a-glance access to industry news, gear, gun reviews, videos and more—delivered directly to your Inbox. SUBSCRIBE. Sierra says the same load data listed for other Sierra bullets can be used to load GameChanger bullets of equal weight. Sierra is betting its GameChanger bullets improve on that deadly performance at a variety of ranges.Notes: Velocities were recorded with a Shooting Chrony Beta Master chronograph 10 feet in front of the rifles’ barrels. But you need a wetting agent/(flux) to mechanically and chemical bond the two metals. If bullets from a green box don’t shoot well, it’s the rifle’s fault. JavaScript is disabled. Keeping the barrel fairly cool helped it shoot 140-gr. Aug 28, 2018 #15 great review, can't wait to see the videos . I hope I'm wrong but there are no indications in Sierras description nor in another review of these vs ELDX, where both brands core separated during testing. I think they are a bonded bullet. On contact with game, the polymer tip smashes back into an open pocket to instantly expand the lead core and peel back the jacket. Marshall said the books must have been much harder than ballistic gelatin, the material Sierra mostly used to test expansion of GameChangers. In a nutshell, recovered bullets of each caliber had expanded about halfway down their length and shed their core. GameChangers that averaged slightly over 1”to 1.5”. Privacy Policy   •   Contact Us   •   Warnings   •   FAQs   •  © 2021 National Rifle Association of America, Women On Target® Instructional Shooting Clinics, Volunteer At The Great American Outdoor Show, Marion P. Hammer Women Of Distinction Award, Women's Wildlife Management / Conservation Scholarship, National Youth Shooting Sports Ambassadors, NRA Outstanding Achievement Youth Award Presented by Brownells, National Youth Shooting Sports Cooperative Program. You must log in or register to reply here. Brand: Sierra. It may not display this or other websites correctly. Sierra Catalog no. It’s no secret that I swear by my handloads. The 130-gr. Cannelure? The LAR Grizzly: Magnum Power in an Upsized 1911, The Bonded-Core Bullet: A Revolution for the Hunter, © 2021 National Rifle Association of America. Joined Nov 30, 2018 Messages 17 Location New Mexico. HPBT168 gr. Additional information. 224 Valkyrie – H4350 with … Most are soft point spitzers, but some have round or flat points, depending on their intended application. Weight: N/A: Quantity: 100, 500. The main cartridges I would use it the most frequently would be 270 and 308 replacing my current loads from federal premium. Sierra GameChanger 165gr in 308 Winchester . Sierra GameChanger - Tipped GameKing® - 30 Caliber.308 Diameter 180 Grain The Perfect Blend of Match-Grade Accuracy and Deadly Terminal Performance. TMK Match165gr. 0. They seem to be a pretty nice hunting bullet. From the right they are .243-cal. They do feature a synthetic tip, which serves to maximize the ballistic coefficient (high BC), allowing for greater downrange trajectory and energy performance. 130-gr. Sierra's flat base hunting bullets constitute the Pro-Hunter line. Go. Go. How about lead/jacket separations? The internal taper of a jacket with boat tail have less of a hold on its lead core than bullets with a flat base. I shot the three different calibers of GameChanger bullets into bundles of paperback books to check their expansion. Are these bonded? I am curious about the in the 6.5 creedmoor, but appreciate any caliber information. In general, Sierra engineers took the MatchKing bullet and made it with a thicker jacket, a harder 3 percent antimony lead core and put a plastic tip on it, according to Jeff Marshall, Sierra’s engineering manage. ; and .27-cal. Sierra has for decades been at the forefront of bullet accuracy, yet it has lagged behind … Great to see that they have arrived here in NZ. "The result is a super-accurate and tough game bullet,” he said. As the barrel heats up, bullets begin to stray across targets. HPBT Match168 gr. Pro-Hunters are available in diameters from .243" to .458". This is in line with what they are doing in ballistic gel also. Would really like to use the Sierra's 165gr TGK but have run into what I think could be a problem. PREV VIDEO NEXT VIDEO MORE VIDEOS. Gun Parts - Stocks, Barrels, Actions, etc. 308 Winchester m Universal Barrel length& twist 24''/ 1-10'' stock# 2145 2140 2200 7768 4665 Case/prim er Winchester/ WLR desc. Barrel Harmonics Testing – Part 4. Next Last. Thread starter Winnie_64; Start date Aug 28, 2018; Prev. It would have been nice if they were but they may well still perform very well. Engineered with BC-enhancing profiles, a synthetic tip and a thick, robust jacket, Sierra’s new GameChanger is an outstanding evolution of the company’s big game bullets. It is the perfect combination of Sierra's legendary match … Next Last. 1; 2; 3; Next. Manufacturer Specs. The 6mm could be considered for coyotes but I'd stick with a quality fragmenting bullet for them. Sierra .308 / 30 165 Grain TGK Game Changer Polymer Tipped Spitzer Boat Tail quantity. Those are about the speeds the bullets would retain at 100 yards. 1 of 3 Go to page. New (2018) from Sierra is the GameChanger hunting bullet. Temperatures varied from 50 to 55 degrees. I think they are a bonded bullet. +7. 165 gr. More. Sierra GameChanger review from NZ. Bullets lacking a ballistic coefficient similar to a javelin are looked down upon with a collective sneer. 140-gr. Of course, GameChangers wear a boat tail. by Frank Melloni - Wednesday, July 10, 2019. I also wrote about my first deer hunt of the 2020-21 season, which became magnificent but required me to use my old Savage 308 on the deer I took. Add to cart SKU: N/A Categories: Bullets, Reloading, Rifle Bullets. Lyman Precision Funnel Set. Sierra Bullets has paired the accuracy of its MatchKing bullets with the traits of a big-game bullet to create a hunting bullet the company believes will become a game-changer in the hunting fields. A Stranger Member. 140-gr. Review: Sierra GameChanger Ammo. Inside, the GameChanger features a unique construction that utlilizes a special lead alloy surrounded by a tough copper jacket that delivers excellent penetration and expansion at a variety of ranges. This article in "Rifle Shooter" says, "It’s much more than that and is almost undoubtedly the best big game bullet Sierra has ever produced".