Forster Datum Dial body with Case Dial assembled Storage Box

Forster Datum Dial body with Case Dial assembled Storage Box. These Reloading Tools by Forster are useful both before and after sizing your weapon. The Forster Ammo Measuring Dial System lets you transfer a measurement from the base of a case to a datum point on its shoulder angle providing a relative measurement. This type of measurement is useful because it allows you to find the optimum headspace for your weapon. This Forster Dial System w/ Interchangable Dials is incredibly easy to use and s