Description:

Replacement Gas Fuel Cap (This is non-OEM product).
O-Ring supplied with it to seal the cap.
Oil Fuel Cap Assembly Replacement.
Thread Dia：33 mm / 1.3 inch.
For 029 039 044 046 050 051 064 066 076 084 088 MS290 MS310 MS390 MS640 MS650 MS660 chainsaws.