Fuel hose from the ventilation valve to the carburetor. Inner diameter 4mm. Manufacturer: replica This article is compatible with the following manufacturer models: Dolmar 122 (165mm) Dolmar 123 (165mm) Dolmar 133 (165mm) Dolmar 133 Super (165mm) Dolmar 143 (165mm) Dolmar 309 (cutter grinder) (165mm) Dolmar 343 (cutter grinder) (165mm) Dolmar 144 (100mm) Dolmar 152 (100mm) Dolmar 153 (100mm) Dolmar CA (80mm) Dolmar CC (109/110) (130mm) Dolmar CC (116/117) (130mm)