BLADE HUB Compatible with KLIPPO Lawnmowers Model EXCELLENT H, PRO 17 GCV, PRO 17H MEASUREMENTS: Shaft diameter: 25 mm Insertion depth: 19 mm Blade holder: 14 mm Joint height: 23 mm Inside diameter (top/bottom): 11 mm Reference code (Rati.): 22-566 Original code: 03.03-1, 503 25 85-01, 579 22 86-01 Klippo