fismiuta 21 inch lawn mower blade - mulching blade for cub cade mtd craftsman troy bilt tb110 tb200 some 21" walk behind push mower replace parts 942-0741a 742-0741a cmxgzam100067 is up for auction in Patio, Lawn & Garden. The current bid is $1.00, 93% below the $15.19 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.