HELP, I NEED A SPRING FOR A DUOFAST CN-137 FRAME GUN. PART NUMBER JA-136-10. ITS A COIL WIRE SPRING THAT HOLDS THE NAIL CLIPS UP IN THE MAGAZINE. IT TAKES 2, BUT I ONLY NEED ONE. ANYONE HAVE AN OLD GUN LIKE THIS LYING AROUND OR KNOW OF SOME OLD REPAIR SHOP THAT MAY HAVE SOME PARTS FOR THIS OLD GUN STILL AROUND? IVE CALLED DUOFAST AND THEY SAY ITS OBSOLETE NOW? NO, KIDDING! HELP ANYONE!!!!! THANKS!