The Weatherby M280A139HCB Select Plus 280 Ackley Improved 139gr 20 Rounds is a testament to the innovative spirit of both Parker Otto Ackley and Roy Weatherby, offering a superior ammunition choice for discerning shooters. Developed to enhance the .280 Remington, the 280 Ackley Improved (AI) features a 40-degree shoulder, increasing powder capacity and pushing the boundaries of ballistics and velocity. This high-velocity ammunition is crafted with precision, utilizing Hammer Bullets that are meticulously turned on a CNC lathe from a unique solid copper blend. Each bullet is weighed and micrometer measured, ensuring unparalleled quality control and consistency. The hollow point design of these 139 grain bullets initiates rapid expansion upon impact, shedding petals immediately while maintaining a blunt front for optimal wound channels, making it ideal for hunters seeking maximum terminal performance. Weatherby's commitment to excellence is evident in their flat shooting cartridges, which are designed to optimize the renowned Weatherby ballistics. Whether you're in pursuit of game or honing your skills at the range, the Weatherby Select Plus 280 Ackley Improved ammo delivers exceptional performance and reliability. With a UPC of 747115452675 and MPN M280A139HCB, this ammunition is a perfect choice for those who demand the best in precision and power.