The 30 caliber 125 grain HP MatchKing® is uniquely designed flat based bullet was designed in conjunction with AAC (Advance Armament Corporation) and Remington Arms for the .300 AAC Blackout cartridge designed for the AR platform. Sierra’s load data proves you wrong.

Muzzle velocity ranged from 2,660 to 2,817 feet a second with an average of 2743 feet/second. Supporter. This bullet has also proven to be exceptionally accurate in bolt action rifles and other .30 caliber AR chamberings.

Standard deviation ranged from 5.3 to 17.4 feet/second with an average of 10.6 feet/second. May 13, 2020 #1 Could any of you good people, please share the load data for a.223 52gr HPBT Sierra matchking please? New Official Load Data for Latest High-BC Sierra MatchKings In recent months, Sierra has unveiled four very serious, ultra-high-BC MatchKing bullets in .224, .264 (6.5 mm), and .308 calibers. Posted in Load Data, Reloading | Tagged 224 valkyrie, 224 valkyrie update, free load data, Load Data, valkyrie update | 8 Comments. S. sir-slots-alot Well-Known Member. Sierra recommends a 6.5” twist barrel for the #9290 22 cal 90 gr HPBT bullet however for cartridges like the Valkyrie, that can push them over 2650 fps muzzle velocity, a 7” twist barrel will stabilize the bullet correctly. Sierra Bullets Load Data For 2018 New MatchKing Bullets Posted on January 31, 2018 by Sierra Bullets Sierra Bullets is excited to release load data for four of our newest bullets: the 22 caliber 95 gr HPBT MatchKing #1396, 6.5mm 150 gr HPBT MatchKing #1755, 30 caliber 200 gr HPBT MatchKing #2231, and 30 caliber 230 gr … Continue reading → Sierra MatchKing Load Data.
If you handload for 22-250, 223 Remington, 6.5 x284 Norma, 308 Winchester, or 300 Winchester Magnum check out this new reloading data.

Sierra Bullets is excited to release load data for four of our newest bullets: the 22 caliber 95 gr HPBT MatchKing #1396, 6.5mm 150 gr HPBT MatchKing #1755, 30 caliber 200 gr HPBT MatchKing #2231, and 30 caliber 230 gr HPBT MatchKing #2251 .

Group sized ranged from .318″(.304 MOA) to .985″ (.941 MOA) with an average group size of .620″ (.592 MOA). Thread starter evetseel; Start date May 13, 2020; evetseel Well-Known Member. And just last week Sierra has released initial load data for these four new projectiles. 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. May 13, 2020 #2 25 grn Vit n133 (Sierra 5th Edition) Quit posting false claims on a reloading site.
Sierra Bullets is excited to release load data for four of our newest bullets: the 22 caliber 95 gr HPBT MatchKing #1396, 6.5mm 150 gr HPBT MatchKing #1755, 30 caliber 200 gr HPBT MatchKing #2231, and 30 caliber 230 gr ….

Example.

6.5 Creedmoor 142gr SMK- 2800fps (Sierra 5th Edition) 260 Remington 142gr SMK- 2700fps (Sierra 5th Edition) 6.5×55 142gr SMK- 2700fps and took 5.5″ MORE barrel to get it. Continue reading →.