3 Blade & 3 Spindle Kit for Cub Cadet, MTD, Troy Built, Toro, Lawnmower 50" Deck 918-04125B, 942-04053C Fits: Cub Cadet: SLT1550, Troy Bilt: Big Red Horse GT50, MTD White Columbia: LT-5000,GT5025,GT5426 Spindle Replaces OEM Part Numbers: Cub Cadet, MTD, Troy-Bilt: 618-04126, 618-04126A, 918-04125B, 918-04126, 918-04126A, 918-04126B, 918-014126, 918-04125A Blade Replaces OEM Part Numbers: Craftsman: SPM199562627, Cub Cadet, MTD, Troy Bilt: 490-110-C123, 490-110-M126, 742-04053, 742-04053A, 742-04053B, 742-04053C, 942-04053, 942-04053A, 942-04053B, 942-04053C, 942-04053H, OCC-742-04053, OEM-742-04053, Toro: 112-0316 Blade Specs: Length: 18", Center Hole: 6 pt. star, Width: 2 1/2", Thickness: .149", Specially designed: to replace 6 pt. star center hole Spindle Specs: OD of Pulley: 5 3/8", Specially designed: to replace 6 pt. star spindle shaft, Pulley included, No threads in housing, use self-tapping screws, Includes grease zerk