HDD FULL AUTO CONVERSION KIT 2.0 FOR THE SEMI AUTO M249S GEN 1, M249S GEN 2 AND MK46S. NO MACHINING OR DRILLING, JUST DROP IN AND SHOOT IN MINUTES. NO MODIFICATIONS TO YOUR M249S, THIS KIT DROPS IN AND WORKS FULL AUTO LIKE A M249 SHOULD.  NEW HDD CONVERSION LIGHTWEIGHT TRIGGER FRAME HAS BUILT IN ENLARGED TRIGGER GUARD AND TAKES AR15/M16 PISTOL GRIPS INSTEAD OF THE OLD M249 ONLY GRIP. COMES WITH NEW SLIMMER OP ROD/PISTON ASSEMBLY, NEW SLIMMER MAIN DRIVE SPRING, BOLT CARRIER/SLIDE WITH FIRING PIN AND COMPLETE LOWER TRIGGER GROUP.  THE STANDARD FN M249S GEN 1 AND GEN 2 SEMI AUTO BOLTS WILL WORK IN THIS CONVERSION, (JUST TAKE OUT THE SEMI FIRING PIN), OR YOU CAN USE A  AUTO BOLT. THIS KIT TURNS A CLOSED BOLT M249S INTO A OPEN BOLT M249 MACHINE GUN. THESE KITS NOW HAVE THE NEW SMALLER DIAMETER MAIN ACTION RETURN SPRING AND A NEW SMALLER DIAMETER OP-ROD. 

INSTRUCTIONS INCLUDED. 

THIS KIT IS FOR LICENSED FFL-SOT DEALERS TO BUILD A POST SAMPLE MACHINE GUN, ALL NFA LAWS APPLY.

WE NEED COPIES OF YOUR LICENSES FOR PURCHASE. (NO SALES TO THE PUBLIC)