What magazines does the XCRTM take?
For 5.56 NATO (.223 Rem.), M16 magazines can be used, including the drum magazines like the Beta – C mag. For 6.8 SPC, a special 6.8 magazine is used. They are made by C-Products, LLC and Precision Reflex, Inc. For 7.62x39mm there are 10 and 30 round magazines. The 30 round magazines are made by C-Products, LLC.