Length: 304mm
Center Hole: 10.2mm
External Hole: 8.2mm
Replacement Husqvarna Blade: 506 55 18-01, 506 55 18-03,
506 66 87-01, 506 66 87-10, 506 67 65-01, 531 00 50-11, 531 01 31-42
Fits HUSQVARNA:RIDER 11,RIDER 13, RIDER 850,RIDER
850HST,RIDER 850HST PRO
JONSERED: FR13,FR2111,FR2113 A