Product DescriptionUnderwood Ammo standard Jacketed Hollow Point (JHP) handgun ammunition is built around Nosler Assured Stopping Power (ASP) projectiles engineered for rapid, consistent expansion and reliable feeding. Deep skives in the jacket mouth promote dependable upset for effective energy transfer while helping limit over-penetration. Each round is loaded in nickel-plated brass for smoother cycling, enhanced corrosion resistance, improved appearance, and easier cleanup during reloading.Product Highlights Nosler Assured Stopping Power (ASP) JHP with deep skives for rapid, consistent, reliable expansion Nickel-plated brass cases for improved feeding and enhanced corrosion resistance versus traditional brass Flash-suppressed powder to help preserve night vision in low-light defensive use New production, non-corrosive, boxer-primed, reloadable brass cases Convenient 20-round box (10 boxes per case)Specs Brand: Underwood Ammo Manufacturer Part Number: 622 UPC: 816874021870 Bullet Type: Jacketed Hollow Point (JHP) Bullet / Projectile: Nosler Assured Stopping Power (ASP) Bullet Weight: 185 grain Bullet Diameter: 0.451 in Bullet Material: Copper, Lead Case Material: Nickel-plated brass Primer Type: Boxer Corrosive: No Reloadable: Yes Muzzle Velocity: 1300 ft/s Muzzle Energy: 694 ft-lbs Ballistic Coefficient: 0.142 (G1) Sectional Density: 0.1299 Rounds Per Box: 20 Boxes Per Case: 10 Country of Origin: United States of AmericaDisclaimer: 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.