Compatible with Olympus® Endoscopes 140/160/180/190/240/260/290 series. Single use, eliminate the work burden of reprocessing. No lubricant on the valves to interfere the procedure or obstruct the view. Suction valve with metal shaft, to help maintain the suction force like the reusable valves. Water jet connector with unique threading design, to minimize potential to cross thread and avoid leakage. Valves come packaged in sterile kits for ease use. Great blister tray design enables the valves to drop out of tray easily. High quality and cost effective.