Morgan blue aquaproof pasteaquaproof paste is a synthetic grease that prevents the oxidation of metal parts application do not use in the hubs aquaproof paste is especially developed for assembling seatpost seat tube bottom brackets headset and screws this grease makes the parts waterproof where rubbers fail features very high adhesion extremely water repellent even in seawaterbuymorgan blue grease from chain reaction cycles the worlds largest online bike store