Oil seal, 4-stroke engine, brushcutter compatible HONDA DRIVE SIDE (PTO) WHEEL SIDE Shaft diameter (mm): 12 External diameter (mm): 25 Width (mm): 6 Shaft diameter (mm): 12 Weight: 12 g For models: GX 22 GX 31 Part No.: 402726480 Original part No.: 91213-ZM3-003 91213ZM3003 91213-ZM3-000 91213ZM3000 AH