Short Action Customs Neck / Shoulder Sizing Bushings 334 Diameter 300 PRC

Short Action Customs Modular Neck Sizer Die Bushings are precision machined and matched to size the Shoulder/Body Radius, Shoulder, Neck/Shoulder Junction and the Neck of your cartridge in your Short Action Customs Modular Sizing Die. They are proprietary to these dies and will not work in any other die. Short Action Customs Neck Sizer Die Bushings have minimized neck runout in cartridge brass in nearly every die tested. After attempting to eliminate and reduce neck runout in sized brass using v