Hornady American Gunner 10mm Auto, 155gr XTP, 20-Round Box Hornady American Gunner 10mm Auto ammunition combines a 155-grain XTP bullet with 20-round box packaging. The jacketed hollow-point design suits shooters evaluating ammunition for range use and personal protection. This 155-grain XTP loading gives 10mm Auto shooters the American Gunner hollow-point design in a 20-round box. It is a useful choice for evaluating one load across range practice and personal-protection needs. Shop Hornady American Gunner at BattleHawk Armory. Choose XTP hollow-point ammunition for your next range evaluation. XTP Jacketed Hollow-Point Bullet XTP stands for eXtreme Terminal Performance. The jacketed hollow-point design uses jacket features intended to manage expansion, giving this load a different purpose from nonexpanding FMJ practice ammunition. American Gunner Versatility American Gunner pairs its handgun bullet with load-matched propellant at conventional velocities. The XTP load offers a versatile option for shooters evaluating ammunition for both range use and personal protection. Chambering and Compatibility Use only in a firearm approved for 10mm Auto ammunition. Match the complete cartridge designation to the firearm and follow its ammunition instructions. Confirm function and point of impact when changing loads. Product Specifications Manufacturer: Hornady Product Family: American Gunner Ammunition Type: Centerfire handgun ammunition Cartridge: 10mm Auto Bullet Weight: 155 grains Bullet Type: XTP Jacketed Hollow Point Package Quantity: 20 rounds Packaging: One box Manufacturer Item Number: 91224 UPC: 090255912241 Frequently Asked Questions How many rounds are included in this 10mm Auto package? This product contains 20 rounds in one box. Each cartridge is loaded with a 155-grain XTP bullet. Is this loaded ammunition or component bullets? This is factory-loaded 10mm Auto ammunition. The 155-grain XTP designation identifies the bullet loaded in each complete cartridge. Order Hornady American Gunner 10mm Auto at BattleHawk Armory. Bring the XTP hollow-point design to your range and personal-protection ammunition.