Part NS2622 for products 243 Winchester Ultimate Die Set (Code=90556), 243 Winchester Micrometer Neck Sizing Die Set (Code=90709), Neck Sizer 243 Winchester (Code=90956), Neck Sizer 6mm Creedmoor (Code=91005), and Neck Sizer 6mm Remington or 244 Remington (Code=91006).