International Buyers – Please Note: Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility. Phone: (937) 927-5665 or (937) 927-5429 WE ARE THE "GO TO" PLACE FOR YOUR CHAINSAW PARTS AND REPAIRS! ? CHECK OUT MY STORE OR CALL RANDY OR KRISTAL DUNCAN AT 937-927-5665. I'LL DO ALL I CAN TO FIND YOU WHAT YOU'D LIKE TO SEE LISTED!! One 1 NEW genuine OEM Cub Cadet Troy Bilt MTD Yard Man Yard Machines Bolens O-Ring # 721-04163. Bin # mtd 721-04163 Fits the following models and possibly others not mentioned: Troy-Bilt TB310QS (41CSGBPG966) Blower TB20CS (41CDT20C966) Trimmer TB10CS (41CDT10G966) Trimmer TB320BV (41DS320G966) Blower Bolens BL410 21A-121R965 Tiller BL100 41BD100G965 Gas String Trimmer BL150 41BD150G965 Gas String Trimmer Yard Man YM320BV (41BS320G901) Blower YMGBV3100 (41BSGBPG901) Blower YM1500 (41CDY15G901) Trimmer YM20CS (41ADY20C901) Trimmer YM400 (41BDY40G901) Trimmer YM70SS (41ADY70C901) Trimmer 41BDY20C901 Curved Shaft String Trimmer 41CDY70C901 Straight Shaft String Trimmer YM70SS (41BDY70C901) Trimmer YM70SS (41CDY70C901) Trimmer MTD 41ADYVPG900 Handheld Trimmer 41AD725C900 Handheld Trimmer 41DD765G900 Handheld Trimmer MS2550SE (41ADZ33C768) Trimmer Yard Machines Y765 (41DD765G900) Trimmer I AM THE "GO TO GUY" YOUR CHAINSAW ITEMS! FEEL FREE TO CALL RANDY DUNCAN AT 937-927-5665 FROM 8AM-4PM EASTERN TIME IF YOU HAVE ANY QUESTIONS REGARDING THIS ITEM OR ANYTHING YOU NEED OR WOULD LIKE TO SEE LISTED! A GREAT GIFT IDEA! AUCTIONS International Airmail Shipping Available for extra Fees. Ohio Residents add sales tax Randy Duncan PO Box 393 Mowrystown, Ohio 45155-0393 Phone: (937) 927-5665