We developed our RS24 propellant powder in cooperation with the IPSC national champion, especially for the Open Division. However, the powder can also be used in other large-bore handgun cartridges. Standard calibres 9 mm Major .38 Super Auto 9 x 21 .40 S&W with heavy bullets .357 Magnum .44 Rem. Mag. Packaging units 500 g can Powder type RS24 is an extruded single-based propellant powder based on nitrocellulose. A unique impregnation method using nitroglycerine assures top performance. Safe service life If properly stored, the propellant powder remains safe to use for up to ten years. Verification tolerances Batch-to-batch tolerance: v5 ±12 m/spmax ±250 bar Key characteristics Heat of explosion approx. 4,350 J/g Bulk density approx. 850 g/l Grain diameter approx. 0.5 mm Grain length approx. 0.6 mm