2 blades

Factory Replacement blades set of 2 blades Blade Width – 2.25″Blade Thickness – 0.149″Blade Length – 21″Outer Hole Diameter – 5/16″Center Hole Size – 5 pt. starCenter-to-Center – 3-1/8″OffSet – 1/8″Air Lift – 1-1/16″ Product DetailsRequires 2 blades for 42″ cut100 Series Blades formed with double bevel technology for extended cutting edge and reduced blade noise, high liftResists bending, breaking and fracturingMajor brand replacement: AYPFitsAriens936007, 936037, 936038, 936041, 936042, 936045, 936046, 936047, 936048, 936049, 936051, 936052, 936060, 936061, 936064, 936065, 936070, 936073, 936074, 936076, 936079, 936080, 936083, 936084, 936087, 936091, 936092, 936093, 936094, 936100, 936101ReplacesAYP127843, 134149, 138498, 138791, 138971, 139775, 24676, 422719, 424752, 521981601, 531005085, 531307223, 531307224, 532131323, 532134149, 532138498, 532138971, 532139775, 532422719, 532424752, 539110460, 777134149, 917127843, 917131323, 917138498MS, 917139775P, 91724676, 917532138498, 917532139775, 917532422719, 917532424752, 917539110460, 917777134149, 954636867Ariens21546095Craftsman127843, 131323, 133128, 134149, 138498, 138791, 138971, 139775, 24676, 422719, 424752Dixon13926, 510417901, 532134149, 532138971, 539118038, 539119843, 539119852Husqvarna127843, 138498, 138791, 138971, 510417901, 521981601, 531307224, 532131323, 532138498, 532138971, 539113312, 577240401, 586230101, 917127843, 917131323, 917138489MS, 917532138498Poulan521981601, 531307223, 531307224, 532134149, 532138498, 532138971, 532139775, PP24004Rotary6125Stens340-178SunbeltB1EP1010