Description The Lee Breech Lock Challenger Press is a great press that is full of features. Some of these features include a the breech lock quick change die system that holds dies in inserts that allow the reloader to quickly remove them from the press, a steel ram and operating linkage, a very strong “O” frame that is larger than the average press opening giving reloaders maximum hand clearance. When depriming with the Breech Lock Challenger Press spent primers are sent directly into the trash can helping to keep reloading areas nice and clean. The press comes with the Lee Lever Prime System allowing primer seating to be done with the reloading press. Specifications Product Information Frame Material Aluminum Press Type Single Stage Priming Feature Yes Handle Location Ambidextrous Number of Mounting Holes 3 Spent Primer Collection System Yes Die Size Accepted Standard 7/8″-14 Threaded Dies Die Bushing Accepted Yes Mounting Hardware Included No Ram Stroke 3.5 Inches Frame Design O-Frame Ram Diameter 0.815 Inches Frame Offset 30 Degrees Frame Opening Size 4.25 Inches Die Bushing Brand Used Lee Breech Lock Quick Change Bushings Country of Origin United States of America