Olympus 170 Series Port Nut This port nut is a compatible replacement part for Olympus 170 series flexible endoscopes (GIF-170 CF-170). It secures the ports and connectors in the control section of the endoscope. Key Features Precise threading for a secure fit Corrosion-resistant stainless steel Knurled surface for easy tightening Direct-fit replacement, no modification required Specifications Compatible Model GIF-170 CF-170 Material Stainless Steel Function Port Fastening