Push-in Connector Components HIYA MECH 6 years ago Quick Plug Connector Components Push-in Connector Components Introduction: Refueling device, used for lubrication pump connection when filling oil. Quick plug and quick change, repeated use many times. KCT-G1/4L; KTC-M12X1.5; KTC-M10X1; KCT-ZG1/4. Dimensions: