Product Description Since 1939, more hunters have relied on Remington Core-Lokt than any other big game ammunition. Core-Lokt is the original controlled expansion bullet. Its time-proven performance has made it hunting&';s first choice for over 75 years. The tapered copper jacket is locked to a solid lead core delivering massive 2X expansion, weight retention, and consistent on-game results. This .280 Remington load features a 165-grain soft point projectile and is packaged 20 rounds per box (10 boxes per case) for dependable hunting performance. Product Highlights Remington Core-Lokt controlled-expansion soft point design for proven big-game terminal performance Tapered copper jacket locked to a solid lead core for strong weight retention and consistent results .280 Remington centerfire rifle cartridges with a 165 grain jacketed soft point (JSP) bullet Factory-loaded brass cases with 20 rounds per box (10 boxes per case) Listed muzzle velocity of 2,820 fps and muzzle energy of 2,913 ft-lbs (manufacturer/retailer published data) Specs Brand Name: Remington Ammunition Product Line: Core-Lokt Caliber: .280 Remington Bullet Weight: 165 gr Bullet Type: Jacketed Soft Point (JSP) / Core-Lokt Soft Point Case Material: Brass Primer Style: Centerfire Rounds Per Box: 20 Boxes Per Case: 10 Muzzle Velocity: 2820 ft/s Muzzle Energy: 2913 ft-lbs G1 Ballistic Coefficient: 0.29 Lead Free: No Manufacturer Part Number: 28417 UPC: 047700053301 Country of Load: USA (as shown on packaging) Disclaimer: 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.