Every diver should carry spare o-rings for emergency situations. Innovative Scuba has designed this unique tank-shaped key ring container to hold the important VITON o-rings that you might need to salvage that next boat trip. The kit contains the standard yoke o-rings, the popular DIN o-rings, and the small o-rings that fit the spindle of your high-pressure gauge. Of course, you can customize the kit to add any additional o-rings you might need for your diving needs. The built-in pick makes removing the old o-rings as easy as can be. Be prepared. Get your Innovative Scuba NITROX Tank O-Ring spares kit today!