IMR Enduron 4955 Smokeless Gun Powder
It is a versatile, match-grade propellant with a mid-range burn speed that is in between IMR4451 and IMR7977. It is an extruded powder and provides top performance for big game cartridges like the 25-06, 270 Winchester, 280 Remington, and 300 Win Mag, among other cartridges.
This propellant performs comparably to Hodgdon H4831, but charge weights are materially different.
IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data.
Available in 1-LB and 8-LB containers.