Pack of 10 Pieces 4mm 5mm Main Jet M4 M5 for GY6 50cc 139QMB PZ19 Keihin OKO KOSO PWK Mikuni Keihin Carburetor

High-concerned chemical：None Model Name：GY6 Main Jet Origin：Mainland China Material：copper

High-concerned chemical: None Model Name: GY6 Main Jet Origin: Mainland China Material: copper