V-Neck PULLEY Compatible with HUSQVARNA Mod. R13C5, Rider 11, Rider 11 Bio, Rider 11 Bioclip, Rider 11C, Rider 11R, Rider 111B5, Rider 850, Rider 970 DIMENSIONS: Outer diameter: 63.5 mm Inner diameter: 8.5 mm Height: 18.1 mm Reference code: 22-848 Original part number: 506 79 34-01 HUSQVARNA