Accurate No. 11FS is a double-base, spherical propellant specifically engineered for full-power magnum handgun loads and compact rifle cartridges. Formulated with a flash suppressant for reduced muzzle signature, this powder is especially well-suited for personal defense and low-light scenarios where visibility and follow-up shots matter. No. 11FS excels in performance with lightweight projectiles in calibers such as .300 AAC Blackout, delivering exceptional velocities that maximize terminal energy and downrange accuracy. Whether you're loading high-octane pistol cartridges or pushing the limits of compact rifles, this clean-burning propellant offers consistent metering, powerful ignition and reliable performance. Made proudly in the USA, it's a top-tier choice for reloaders seeking tactical-level output and precision.