Amazon.com: Original ULTRA Tef-Gel 2 OZ Tub - Stops Salt Water corrosion on all metals, works in fresh water too. Waterproof: Replaces petroleum greases that wash away. Replaces Silicone to lubricate :
TEF-GEL 10 GRAM - Marine Trade Supplies
The Silent Killer - Galvanic Corrosion - Tef-Gel (TefGel Thailand) – East Marine Asia