HELLO, NEWBEE NEEDS EDUCATION,I HAVE EXCELLENT CZ 27 WW2 BRINGBACK.HIGH POLISH BLUE ,,STRAW TRIGGER, .SHEET METAL MAG RELEASE.BOHMISCHE WAFFENFABRIK AG PRAG.PLASTIC CZ GRIPS CORRECTLY MARKED PROOF BARREL. 7.65MM..PROBLEM NO SERIAL NUMBERS ANYWHERE.AND NOT SCRUBBED,ANY IDEAS?THANKS STEVE