Set Includes 2 Blades 
Specs: 
Compatible With Most Craftsman, Sears, Poulan, AYP, And Husqvarna Tractors/Zero-Turns With 42" Decks

Alternate Part Numbers:
Ariens Gravely21546095
Husqvarna Poulan Craftsman AYP RedMax127843, 134149, 138498, 138971, 138971X431, 24676, 531005085, 531307224, 532127843, 532134149, 532138498, 532138971, 5321389-71, 539110460, 582920301, 594892701, 777134149, 917127843, 917131323, 917138498MS, PP24004
Murray704429
Oregon195-019, 195-032, 495-005, 495-032, 95-039
Stens: 340-182
Does Not Fit Craftsman Model 247 unit with 6 star blades