• Center fire rifles, 24 caliber (6mm) or larger and produce an impact energy of 1000 ft/lbs at 100yds. Barrel must be at least 16" and total length at least 26".
  • Muzzle loaders for elk hunting must be 50 caliber or larger and only open sights are allowed.
  • Electronic ignitions are not legal for muzzle loading season in Colorado.
  • Shotguns must be 20 gauge or larger with 18" or longer barrel and minimum 26" total length.
  • Handguns, 24 caliber (6mm) or larger and produce an impact energy of 550 ft/lbs at 50 yards as rated by the manufacturer. Four inches is minimum length for handgun barrels.