Olympus 290 Series Stress Boot This stress boot is a compatible replacement part for Olympus 290 series flexible endoscopes (GIF-290 CF-290). It protects the insertion tube where it meets the control section, reducing the risk of damage during bending. Key Features Flexible, tear-resistant medical rubber Provides strain relief at the control section Snug fit to keep out moisture and debris Direct-fit replacement, no modification required Specifications Compatible Model GIF