PowerBelt ELR Bullets were specially designed for CVA’s PARAMOUNT rifle, but can provide superior long-range performance in any .45 caliber muzzleloader with a twist rate of 1:24 or faster. In testing with the PARAMOUNT, using the recommended “super-magnum” charge of 140 grains by-volume of Blackhorn propellant, ELR bullets achieved muzzle velocities in excess of 2200 fps. Designed for Maximum Long-Range Performance on Medium to Heavy Game. (Deer, Antelope, Elk)Designed for Maximum Long-Range Performance on Medium to Heavy Game. (Deer, Antelope, Elk)