REPLACES OEM:AYP: 165579,Husqvarna: 532165579,FITS MODELS:AYP: left hand thread spindles, 1999 and olderSPECS:Length: 6 7/8"Specially designed: to replace 6 pt. star center holeIncludes mounting bolts, pulley spacer, pulley nut, blade bolt, blade washer and lockwasherLeft Hand Thread