Lyman MSR Precision Die System 4-Die Set Caliber:458 SOCOM Bushmaster Manually inflates by pulling activation

Manually inflates by pulling activation cord

Browning is aware of the strong tradition of upland hunting and the cotton canvass and wool attire that has chased Mr Rooster for decades

Provides compact high-ampere busing with 3/8" terminal studs

Automatic calibration routine and manual compass offset feature

Integrated Sprayhood and whistle

Lyman MSR Precision Die System 4-Die Set Caliber:458 SOCOM Bushmaster Manually inflates by pulling activationLymans MSR Die Sets are engineered specifically for MSR ammo and are a must for anyone reloading for a modern sporting rifle. These sets include a Small Base Sizing Die designed for semi auto use which will size cases to a slightly smaller diameter to ensure smooth chambering. Each die set comes with a separate Seating Die and Taper Crimp Die. The Taper Crimp Die is designed to give you added bullet grip for functioning through semi auto actions. MSR