Stens 335-707 PK2 Mulching Blades - 21 3/16" Pack of 2 Specifications: Length 21 3/16; Center Hole: 6 Point Star; Width: 2 3/; Thickness: .149 Replaces OEM: Bolens: 7420616, 942 0616, 942 0616A; Craftsman: SPM214685078; Cub Cadet: 490 110 C109, 490 110 C122, 490 110 M115, 742 04087, 742 04126, 742 0616, 742 0616A, 942 04087, 942 04126, 942 0616, 942 0616A, GW 7420616, OCC 742 0616, OEM 742 0616; Massey Ferguson 742 0616, 942 0616; Replaces OEM: MTD 490 110 M115, 742 04087, 742 04126, 742 0616, 742 0616A, 742 616A, 942 04087, 942 04126, 942 0616, 942 0616A, 942 616, GW 7420616, OEM 742-0616; Toro: 112 0315, 98022; Troy-Bilt: 490 110 M115, 742 04087, 742 0616, 742 0616A, 942 04087, 942 0616, 942 0616A, GW 7420616, OEM 742 0616 Fits: Cub Cadet: Requires 2 for 42" deck; MTD: 1997 and newer and auto drive step-thru frame lawn tractors, 1999 and newer; requires 2 for 42" deck; Toro: 13AX60RG744, requires 2 for 42" deck; Troy-Bilt: 600 series, 2006-2010; requires 2 for 42" deck