Marine Tex Rapid Set Epoxy Repair Paste Waterproof 2 Oz RM320K

Rapid-Set Marine-Tex cures in one hour at 72°F. This 1:1 epoxy paste provides a good bond to fill cracks and voids in fiberglass, steel, aluminum, wood, cast iron and many hard plastics. It is also used to secure hardware and loose fasteners.

eBay