Frontier Liquid Nitrogen Feed Tube Securing Plate (for Agilent GC Detector position)

Frontier Liquid Nitrogen Feed Tube Securing Plate (for Agilent GC Detector position). Support plate for liquid nitrogen feed tube for Agilent 8890 / 8860 / 7890 / 7820 GC Detector position, includes each 4 pcs of sems screw (M4 x 8) and O-ring, 1 set.