CMMG 54BA67A MK57 22LR AR CONVERSION KIT W/3 MAGAZINE

CMMG 54BA67A - MK57 22LR AR CONVERSION KIT W/3 MAGAZINES - EASILY CONVERT YOUR CMMG 5.7X28MM UPPER RECEIVER GROUP INTO A .22LR IN SECONDS! THE NEW MK57 .22LR CONVERSION KIT IS SIMPLE TO USE. JUST REMOVE THE EXISTING CMMG BOLT CARRIER GROUP FROM YOUR 5.7€”28 UPPER AND REPLACE IT WITH THE DROP-IN CONVERSION. PAIR THE UPPER WITH ANY MIL-SPEC AR15/MK4 LOWER RECEIVER AND THEN USE THE INCLUDED MAGAZINE TO SAFELY SHOOT .22LR. IT'S A GREAT WAY TO GET IN MORE TRIGGER TIME WHILE SAVING MONEY ON AMMO. THIS CONVERSION KIT IS DESIGNED FOR USE WITH ALL CMMG MK57 5.7X28MM UPPER RECEIVER GROUPS AND BOLT/BARREL COMBINATIONS WHEN PAIRED WITH AN AR15 LOWER. - EQUAL TO CMMG-54BA67A