Modern firearms ammunition is available in both centerfire and rimfire calibers. Todays premium defensive handgun ammunition like Winchester PDX1 features a special bonded jacketed hollow point to prevent jacket separation so 100% of the energy is delivered to the target. Military surplus ammo like Federal XM193 has expanded from the 55 grain FMJ to laser accurate Black Hills 77 Grain Open Tip match (OTM) that allows you to reach out further with your AR-15 type rifle platform than ever before. Cant find what your looking for? Try our search box at the top of the page. And if you are seeing a lot of out-of-stock products just use the left side navigation menu to display only "In-Stock" items.