Fasten parts with this replacement e-ring, part number 812000001, built for select Ariens, Dixon, Husqvarna, Kohler, Craftsman, MTD, Troy-Bilt, Yard Machines, Murray, Toro, Cub Cadet, Weed Eater, Poulan, Lawn Boy, Makita, American Yard Products, Jonsered, or Robomower Lawn Mower, Small Engine, Snowblower, String Trimmer, or Chainsaws.