The Breech Lock Update Kit is designed to convert presses to use Lee's Breech Lock quick-change bushing feature.
Kit includes breech lock adapter, spline drive lock-ring eliminator, and lock-ring wrench.
Compatible with various presses, including Hornady® 50 BMG, Dillon® BFR 50BMG, RCBS® AmmoMaster® 2, and others, but verify press bushing/adapter size is either 1 1/2"-12 or 1 1/4"-12.