IMR Powder – 4350 1lb

IMR #4350 1lb IMR 4350 is a medium‐ to slow‐burn rate propellant and is the number one choice for the new short magnums, both Remington and Winchester versions. For magnums with light‐ to medium‐bullet weights, IMR 4350 is the best choice. 1lb IMR 4350 Powder,