These high-quality replacement parts are compatible with the RCBS Rock Chucker, Reloader Special and most C-frame single-stage presses.
Specifications:

Type	Primer Plug, Sleeve & Spring
Caliber	Large
Size	Large Primers
Quantity	1
Weight
Function
Compatible With	Single Stage Presses
Material	Metal
Includes
Capacity
Media Capacity
Finish	Black
Grain
Media Type
Micrometer Type