Underwood Ammo .454 Casull 300 Grain Jacketed Hollow Point Nickel Plated Brass Cased Pistol Ammo 20 Rounds 342

Engineering Profile

This technical load from Underwood Ammo is engineered for maximum trajectory consistency. Propellant charge volumetric precision is monitored at a sub-milligram level to ensure a standard deviation (SD) of <12 FPS.