CVA Paramount Black Powder Muzzleloading BH209 Loading Tubes Measure 3PK The CVA Paramount Black Powder Muzzleloading BH209 Loading Tubes are perfect for loading Blackhorn Powder. These measures allow for the shooter to see the exact level of the powder in the tube. Eliminate the guesswork of loading consistent charges with this handy, lightweight measure. Features See through for accurate charges Up to 150 grains of black powder can be inserted. Light and easy to carry