21st Century - Expander Mandrels (Stainless Steel) Size:0.2550 This prevents patches from bunching

This prevents patches from bunching and jamming on the tip of the cleaning rod

which make handloading a snap and create an incredibly sleek form factor

The Bushing Full Length Sizing Die offers advanced precision by allowing you to precisely control the amount of neck sizing tension in your reloaded brass while sizing the body and bumping the shoulder

You can now easily adjust the shoulder bump to customize cases to your specific chamber

it stays exactly where you put it

21st Century - Expander Mandrels (Stainless Steel) Size:0.2550 This prevents patches from bunching21st Century Innovation Expander Mandrels when used with the Expander Die Body will expand the case neck for proper fit on the turning arbor. Precision CNC machined from high grade stainless steel. 21st Century Expander Mandrels and Arbors are designed for proper fit in the 21st Century die bodies. While these may work in most Sinclair and PMA die bodies we cannot guarantee proper fitment in those bodies. These are sized . 0008" (+ . 0002") below