Shaft mounted blade pulley for lawn mower tractor lawn mower with 12 internal teeth compatible AYP HUSQVARNA CTH150 HUSQVARNA CTH150 TWIN HUSQVARNA CTH150 XP HUSQVARNA CTH172 HUSQVARNA CTH180 TWIN HUSQVARNA CTH180 XP HUSQVARNA CTH182 T HUSQVARNA CTH191 HUSQVARNA CTH192 HUSQVARNA CTH200 TWIN HUSQVARNA CTH202 T HUSQVARNA CTH210 XP HUSQVARNA CTH220 TWIN HUSQVARNA CTH222 T HUSQVARNA CTH2542 TWIN HUSQVARNA CTH2542 XP HUSQVARNA CTH2642 TE Outer diameter: 141.9 mm Inner diameter: 16.15 mm Height: 24.2 mm Part No.: 22-978 455440 Original part number reference: 198145, 532 19 81-45 532198145 AYP, HUSQVARNA vr