The Thompson Center Magnum Quick Shot loaders provide convenient pre-measured charges for 54 caliber muzzleloaders designed for quick and efficient field reloading.Thompson Center Magnum Quick Shot Loaders54 caliber compatibility3-pack quantity for extended hunting sessionsCompact dimensions: 1.55 x 3.65 x 5.20 inchesPre-measured charges for consistent performanceIdeal for hunters and shooters who need fast reliable reloading capabilities in the field these loaders eliminate the need for separate powder measuring and improve shooting efficiency.