Competitively priced, the MEC Reloading Die Kit for Model 600 Jr. Mark 5 handles a variety of calibers, including 10, 12, 16, 20, and 28 gauge, as well as .410 Bore. This die kit is made from high-quality materials and is manufactured by a reputable company that stands behind its products. This kit converts the MEC 600 Jr. Mark 5 to another gauge and comes with all the parts needed. Included in the kit is a KO bushing, deprime and reprime punch, resize ring, star crimp head, cam crimp assembly, wad guide, rammer tube, shell holder, drop tube, and helpful instructions.