【Replace Part Numbers】Not for all 42" deck, please check your hole shape(6 point star), part number, size to see if these parts will fit your model before purchase. Replacement cutting blade for 742-0616A, 742-0616, 942-04308-X, 942-04360, 742-04410, 742-04360, 942-04126-X, 742-616A, 742-0616A-0637, 742P04308-X, 942-04312-X, 742-0616B, 742-0616A-X, 7420616A0637, 742-04308-X, 742-04126-X, 942-04410, 942-04410-0684 【Compatibility】These blades are compatible with following 42" deck lawnmower (but not limited to): Cub Cad et Cad 1170, 1600, LT-1040, LT-1042, LTX-1040, Craftsman 604G, LT-1500, LT-2000, T1000, Troy Bilt 604G, 609G, Bronco, Bronco 42 Auto, Bronco 42X Auto, Huskee 606G, 608G, 660G, 673G, Please check the description for more models 【Application】These blades are made of heavy duty steel and come with a gator mulching type. The high lift of the blade would pull the grass up, providing you with a clean, even cut. To produce high-quality mulch, the teeth are oriented toward the center of the blade to reroute airflow and force grass clippings back onto the cutting edge, resulting in progressively smaller clippings 【Easy to Install】The installation only takes 10 minutes. You need to use a wrench or socket to loosen the fasteners holding the blade to the drive shaft, then install the new blade back into its correct position. Remember to wear gloves to prevent scratches 【Size Information】Length 21-1/4", Width 2-3/8", Thickness 0.157", Center Hole 6 Point Star, Size Hole Diameter 5/16", Side Hole Center Distance 2-1/2" Replacement Part Numbers742-0616A, 742-0616, 942-04308-X, 942-04360, 742-04410, 742-04360, 942-04126-X, 742-616A, 742-0616A-0637, 742P04308-X, 942-04312-X, 742-0616B, 742-0616A-X, 7420616A0637, 742-04308-X, 742-04126-X, 942-04410, 942-04410-0684CompatibilityFor ACE: 608G, 609G, 673G, 675G, 698GFor Agway: 670A, 670G, 673G, 690AFor Bo lens: 662F, 662G, 683GFor Columbia: CLT42G, CLT42H, CYT4220, CYT4220SE, P616G, P616H, P61GG, P61GH, RZT-42, RZT-50, V606G, V60GG, V616G, V61GG, ZT-L42 KH, ZT-S42 KHFor Craftsman: 604G, LT-1500, LT-2000, T1000, T105, T107, T110, T1100, T1200, T130, T1300, T1400, T1800, T210, T2100, T3000, T7800, T8000, Z510, Z6000, ZS6500For Cub Cad et Cad: 1170, 1600, LT-1040, LT-1042, LTX-1040, LTX-1042KW, RZT-42, RZT-L42, RZT-L42 KH, RZT-S42, RZT-S42 KH, RZT-SX42 EFI, RZT-SX42 KH, XT1-LT42, XT1-LT42 EFI, XT1-LT42 KH, XT1-LT42C, XT2-LX42, XT2-LX42 EFI, XT2-LX42 KH, XT2-LX42 KW, ZT1-42 KHFor Estate: 611G, 618GFor GardenWay: 617H, 693GFor Huskee: 606G, 608G, 660G, 673G, 678G, 680F, 682G, 693G, 698G, 771G, 791G, 795G, LT-4200For Lawn Chief: 608G, 609G, 619H, 673G, 675G, 678G, 693G, 698GFor Lawn General: 675GFor Mastercraft: 673G, 693G, 698GFor Mastercut: 665G, 670G, 695G, 775G, 775S, 795G, RZT-42For MTD Gold: 608G, 675G, 678G, 688G, 695G, 698G, 771G, 795G, 795S, RZT-42, RZT-50For MTD Pro: 791GFor Murray: M115-42, M135-38, M155-42, M1642, M175-42, MZ210-42 RZT-42 Power Pro - 672G, 673GFor Ranch King: 611G, 618G, 618H, 619G, 668G, 670G, 675G, 678G, 690G, 693G, 695G, 698GFor Ryobi Outdoor: 608G, 678G, 688GFor Sam's Club: 693GFor Select Series: 665G, 693GFor Silver Series: 673G, 675G, 693G, 695GFor Statesman: 618H, 662G, 670G, 672G, 678G, 679G, 690G, 694G, 698G, 699GFor Toro: LX420, LX423, LX425, LX426, LX427For Troy Bilt: 604G, 609G, Bronco, Bronco 42 Auto, Bronco 42X Auto, Colt XP, Horse 42 Hydro, LT-1742, LT-1842, LTX-1842, Mustang 42, Mustang 42 XP, Mustang Colt RZT-42, Mustang XP 42, Mustang Z42, Pony, Pony 42, Pony 42B, Pony 42K, Pony 42T, Pony 42X, Range Rider, RZT-42, RZT-50, Super Bronco, Super Bronco 42 Hydro, Super Bronco 42XP, TB1942, TB2142, TB2246, TB42, TB42 7-Speed, TB42 Bronco, TB42 Hydro, TuffyFor Turf Pro: 660G, 675G, 679GFor White Outdoor: FST-16, LT-135, LT-15, LT-1500, LT-155, LT-16, LT-165, LT-1650, LT-17, LT-175, LT-1800, LT-1855, LT-1855H, LT-542G, LT-542H, LT-942G, LT-942H, ZT-42, ZT-4200, ZTT-1850For Wizard: 618G, 673G, 675G, 693G, 695G, 698GFor Yard Machines: 604G, 607G, 608G, 609G, 618G, 660F, 660G, 662G, 665G, 670G, 672G, 673G, 675G, 678G, 679G, 682G, 685G, 690G, 693G, 695G, 697G, 698G, 699G, 761G, 762G, 770S, 771G, 772G, 775S, 791G, LT-38, LT-42, RZT-42, T604GFor Yard Man: 674G, LT-38, LT-42, LT-46, RZT-42, RZT-50ApplicationThese blades are made of heavy duty steel and come with a gator mulching type. The high lift of the blade would pull the grass up, providing you with a clean, even cut. To produce high-quality mulch, the teeth are oriented toward the center of the blade to reroute airflow and force grass clippings back onto the cutting edge, resulting in progressively smaller clippings.Easy to Install① Use a wrench or socket to loosen the fasteners holding the blade to the drive shaft.② Install the new blade back into its correct position.③ Tighten the bolts to secure the blade.Size InformationLength: 21 1/4"Width: 2 3/8"Thickness: 0.144"Center Hole: 6 Point StarSize Hole Diameter: 5/16"Side Hole Center Distance: 2.5"