ORIGINAL traction reducer pulley STIGA - GGP - CASTELGARDEN - ALPINA for lawn mower mowers models: 420PD - 46PD - 46S - 461PD 48S - COLLECTOR 46 - COLLECTOR 48 COLLECTOR 53 - COMBI 48 - COMBI 53 MULTICLIP 50 - TURBO 47 External diameter (mm): 60 Inner diameter (mm): 12 Height (mm): 15 Weight: 24 g Original part number: 122601909/0 , 22601909/1 , 22601904/0 1136-0692-01 , 1136-1942-01