Olympus 290 Series Suction Valve This suction valve is a compatible replacement part for Olympus 290 series flexible endoscopes (GIF-290 CF-290). It provides reliable suction control to remove fluid and debris during examination. Key Features Reliable sealing for consistent suction Medical-grade silicone and metal construction Function tested before shipment Direct-fit replacement, no modification required Specifications Compatible Model GIF-290 CF-290 Material Medical