SW-Motech ION tank ringION Tank ring The ION tank ring for the Tnr 700 World Raid is placed on a bike specific mounting element that is then attached to the two tank filler necks. The mounting piece is firmly screwed onto the tank of the motorcycle. The ION tank ring, made from fiberglass reinforced polyamide, provides a secure hold for tank bags in the ION series. The ION tank bag is mounted and locked in place with a single click. The quick release fastener is then