MTD Genuine Parts 21" Mulching Blade - For Mowers 1995 and after Fits 21" mowers, 1995 and after For Troy-Bilt, MTD, Yard-Man, Yard Machines, Huskee and Bolens mowers 3-in-1 blade mulches, bags and side discharges Star center hole. Contains one blade. Replaces O.E. # 942-0741, 942-0741A, 742-0741, 742-0741A