Developed originally for 7.62x51 NATO M80 Ball, Vihtavuori's N135 is today a universal gun powder which is used by reloaders for a large range of calibers from .222 Remington to .458 Winchester Magnum. The N135 is a tubular powder with a medium burn rate on the scale of our rifle powders. N135 is used especially by medium game hunters and long-range target shooters. | VihtaVuori N135 Reloading Powder | Size 1 lb