Remington has been a cornerstone of American firearms and ammunition manufacturing since 1816, making it one of the oldest gun makers in the country. Generations of hunters and shooters have relied on Remington ammunition, and the company's Core-Lokt bullet, introduced in 1939, became the original controlled-expansion hunting projectile and the standard against which later designs were measured. Remington CORE-LOKT 30-30 Win 150 Grain SP pairs that proven bullet with one of America's most enduring deer cartridges. The Core-Lokt design uses a tapered copper jacket mechanically locked to a solid lead core, so the bullet mushrooms progressively on impact while holding together for deep, straight-line penetration and high weight retention. The 150 grain soft point is the lighter and flatter-shooting of the two classic .30-30 loadings, giving a modest trajectory advantage inside typical woods ranges while still delivering the terminal performance whitetail hunting demands. The flat nose profile keeps it safe in tubular magazine lever guns. Accurate, affordable and thoroughly proven in the field, this remains one of the most trusted deer loads ever offered. Shop related: Remington | .30-30 Ammo | Bonded Soft Point (SP) Ammo