New quick coupler FQC05 is in very good working condition. It is suitable for excavators from 7 – 10 ton. New quick coupler FQC05 is in very good working condition. It is suitable for excavators from 7 – 10 ton. Quick couplers weights 105 kg, pin diameter is 60 mm, arm width is 165 mm, working pressure is 30 – 150 Kgf/cm2, working oil flow is 10 – 30 l/min.