THIS IS A USED OEM GENUINE STIHL 1129-140-0601 MUFFLER ASSEMBLY FOR MS200 / MS200T CHAINSAWS. THIS MUFFLER IS MISSING THE SPARK ARRESTOR. ITEM PICTURED IS THE ONE YOU WILL RECEIVE. THIS PART IS IN GOOD CONDITION. THERE ARE NO CRACKS AND THE SCREWS THAT HOLD THE TWO MUFFLER HALVES TOGETHER ARE NOT STRIPPED OUT. FEEL FREE TO MESSAGE ME WITH ANY QUESTIONS YOU MAY HAVE.  PLEASE BE SURE THIS PART FITS YOUR MACHINE AS I WILL NOT ACCEPT RETURNS DUE TO A BUYER ORDERING THE WRONG PARTS.  IF YOU ARE UNSURE YOU CAN MESSAGE ME WITH YOUR MODEL AND SERIAL NUMBERS AND I WILL LOOK IT UP FOR YOU IF I HAVE ACCESS TO THE PARTS DIAGRAMS TO GUARANTEE YOU RECEIVE THE CORRECT PARTS FOR YOUR MACHINE.  IF MY PART IS LISTED BY BRAND AND PART NUMBER PLEASE DO NOT ASK ME FOR MEASUREMENTS. I WILL NOT PULL PARTS TO TAKE MEASUREMENTS. THIS IS WHY I OFFER PARTS LOOKUP SERVICE.