Clutch For HUSQVARNA brushcutter Compatible with models: 50, 50 Special, 51, 55, 254, 257 height in mm: 10.00 Outer diameter in mm: 66.50 Bore in mm: 8.60 Code: 176-436 Original part number reference: 501 45 54-03, 501 87 36-01 HUSQVARNA