RCBS - MatchMaster Full Length Bushing Die Set - 300 Winchester Magnum

MatchMaster Full Length Bushing Die Set

Sizing dies require the purchase of appropriate neck bushings for the caliber you are loading. To determine the proper neck bushing size, measure the outside neck diameter of a loaded cartridge and subtract .002” to .003” to allow for a small amount of brass spring back.

Redding bushing fit RCBS, Hornady and Wilson dies