Lyman MSR Precision Die System 4-Die Set Caliber:458 SOCOM Bushmaster Navigation Kit Plus includes:

Navigation Kit Plus includes:

real time AIS target positions and identity data will be displayed on detailed electronic charting through compatible apps including NavLink

Size #6 to 3/8 COMP FITTING

Optional features include a dry contact alarm relay output

Rifle Scope

Lyman MSR Precision Die System 4-Die Set Caliber:458 SOCOM Bushmaster Navigation Kit Plus includes:Lymans 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