Accurate 2495 Smokeless Rifle Powder is a single-base, extruded powder developed for 308 Winchester and can also be used with a wide variety of calibers. NRA High Power shooting disciplines and heavy bullet 223 Remington target shooting applications. Accurate 2495 offers great ignition characteristics, providing the shooter with consistent results. Single-base extruded powder Designed for 308 Win Excellent ignition characteristics