Lyman MSR Precision Die System 9mm Luger 4-Die Set - Lyman's MSR Die Sets are the only die sets engineered specifically for MSR ammo and are a must for anyone reloading for a modern sporting rifle. * Ammo Checker cartridge Go gauge included with each set * Small Base Size die for smooth chambering * Separate Taper Crimp die for tight bullet grip * Packed in a sturdy, clear cover storage case * Black finish matches your favorite black rifle.