The LOCTITE® O-Ring Kit is an emergency repair kit for making replacement O-rings on the spot. It is easy to handle and ready for use in just a few seconds. The integrated LOCTITE 406 creates a strong bond line a strong as the rubber itself. The kit contains five different sizes of nitrile rubber cord, a splicing jig, a safety knife and 20 g of LOCTITE 406. All you need!