The RCBS® Primer Catch Tray keeps ejected primers off the ground as they are ejected from fired cases. A plastic clip holds the primer catch tray snug and secure to the press, yet is easily removed for emptying. Compatible with Rock Chucker®, JR, and Reloader Special presses only. Keeps ejected primers off the ground as they are ejected from fired cases. A plastic clip holds the primer catch tray snug and secure to the press. Compatible with Rock Chucker®, JR, and Reloader Special presses only. Made in the USA.