i do own a cz m-6 survival rifle in the issued caliber of .22 hornet and .410 gauge..i use it every once and again when i go camping with people that do'nt know me very well..it's one of the less threating weapons that i own...pictures and info of the weapon and ammo can be found in the book (U.S. COMBAT AIRCREW SURVIVAL EQUIPMENT) WW2 TO PRESENT A REFERENCE GUIDE FOR COLLECTORS..BY Michael Breuninger.......a great book for any question on U.S. survival kit...vince g. 11b inf..