The Romsons PM-O-Line Pressure Monitoring Lines are small bore high pressure extension lines These are suitable for high pressure monitoring and for connection between syringe infusion pump and the patient These are provided with male luer lock at one end and female luer lock at other end and fits all standard equipment The luer lock connectors provide secure fitting. ISO 594 compliant It is sterile, individually packed in Blister pack They come in a standard packing of 50 units per box