Specifications Applicable Models: For Excavator Series: For SANY, CAT, KOMATSU, VOLVO, HITACHI, Zhenyu Compressors with 28 # and 29 # Joints, Radiators with 27 # and 28 # Joints, And Evaporators with 45 # Joints For Forklift and Automotive Optional Series: 404 Air Vents with 9 # and 3 # Joints, 14 Condenser Plates with 6 # and 3 # Joints, 508 Compressors with 9 # and 6 # Joints, And Kangtian Wall Mounted with 9 # and 3 # Joints For CAMC Compressors with 9 # and 6 # Joints, Radiators with 26 # and 28 # Joints, And Evaporators with 28 # and 26 # Joints For Delong Compressors with 9 #, 6 #, Or 24 # Joints, Radiators with 26 # and 28 # Joints, And Evaporators with 1 # and 7 # Joints For Auman Compressors with 43 # Joint, Radiators with 1 # and 28 # Joints, Evaporators with 1 # and 7.