Product DescriptionDoubleTap Ammunition 10mm Auto 200gr Controlled Expansion Jacketed Hollow Point (JHP) ammunition is built for serious handgun hunting and demanding backcountry use. Loaded with a custom 200-grain Controlled Expansion projectile, this load is designed to deliver deep penetration with controlled expansion for consistent terminal performance on big game. Published performance from a 5-inch barrel is approximately 1,250 fps and 694 ft-lbs of energy, and the manufacturer notes penetration around 19.5 inches with expansion up to 0.74 inches.Product Highlights 10mm Auto hunting load featuring a 200gr Controlled Expansion Jacketed Hollow Point (JHP) bullet Optimized for deep penetration and controlled expansion on big-game-sized targets Approx. 1,250 fps / 694 ft-lbs (manufacturer-stated from a 5-inch barrel) Brass case construction for reliable feeding and extraction Made in the U.S.A. (as indicated on packaging)Specs Brand: DoubleTap Ammunition Manufacturer Part Number: 10MM200CE UPC: 091037282156 Caliber: 10mm Auto Bullet Weight: 200 grain Bullet Type: Controlled Expansion Jacketed Hollow Point (JHP) Muzzle Velocity: 1,250 fps (5" barrel) Muzzle Energy: 694 ft-lbs (5" barrel) Penetration (stated): 19.5 inches Expansion (stated): 0.74 inches Case Material: Brass Rounds Per Box: 20 Country of Manufacture: USADisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.