Winchester Super-X .22-250 Remington 55 Grain Rifle Ammo delivers the performance you need for success, whether you’re hunting predators, deer, or the larger species of big game. Super-X is manufactured using precision manufacturing processes and high-quality brass cases, primers, and powders to provide reliable ammunition you can count on. Several types of expanding hunting bullets are loaded in Winchester Super-X Rifle Ammo, depending on caliber and bullet weight, that expand effectively for the intended species of game. Reliable ammunition High quality brass cases Expanding hunting bullets