The Remington R7MSR1 is designed with the Core-Lokt bullet, the original controlled expansion bullet. This design has proven to be one of the most effective ever developed. It features a progressively tapered copper jacket that is securely locked to a solid lead core. This combination ensures perfectly controlled expansion and high weight retention, providing dependable results on game.The long-tested performance of this bullet is available in both soft point and pointed soft point versions. To cater to all hunting needs, it is offered in a variety of bullet weights suitable for virtually every centerfire hunting caliber that exists.