RCBS 87501 DIE LOCK RING ASSEMBLY 7/8-14

These steel locking rings allow a reloader to set up dies and lock them in place so they can be removed and replaced without having to recalibrate. They fit on standard 7/8-inch-14 threaded dies.

WARNING: 

This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. www.P65Warnings.ca.gov