Hornady has introduced the 338 ARC, which is an 0.338-caliber AR15 compatible centerfire rifle cartridge designed to offer subsonic and supersonic performance. The 307-grain Subsonic load ($47.93 ...

Ukraine has received 420 high-precision HLR 338 sniper rifles in the latest military aid ... It is also compatible with AR-15 class stocks. HLR Basic is available in the following calibers: ...

338 Norma Magnum. The caliber diversity allows shooters to select a munition for specific missions that might require more distance or more penetrating power. The rifle uses a 10-round magazine.