Modular inserts snap into place and remove in seconds to allow marking of different brass caseheads.  Currently supported are Small (223), Standard (308), Magnum (Standard Mangums, WSM, SAUM), and Lapua (338) Magnum sizes. Proudly 3D Printed on our MJF 5200 machine from PA11 material for a surface finish giving up nothing to injection molding, and allow for very unique geometries not possible with any other manufacturing method! Includes only insert and not Brass Marker Chassis.