I load 6 differnt pistol calibers with W231. With a 240 gr. LSWC in 44 mag I use 10.0 grs. Nice easy shooting. I use other powders for specific uses, but W 231 is my favorited "plinking" powder. I load 380 acp, 9mm Luger, 40 S&W, 45 acp, 38 Spl, 357 Mag and 44 mag. with it.