One-part all-purpose polyurethane that reacts with moisture to deliver flexible bonds with good adhesion to wood, fiberglass, gelcoat, plastics, and metals. Paintable and sandable. Forms watertight, weather-resistant seals on joints and boat hardware above and below the waterline. 4200 is approximately 1/2 the strength of 3M 5200, which allows for disassembly of parts. Great for bedding screws for fittings on dinghies of all types to prevent leaks. Color: White Availability: Usually ships the next business day. 001I856140Regular price: $12.99Sale price: $10.99 Due to the wide variety of the size and weight of our items we will charge the actual cost of shipping in a separate charge on all orders. Please email us for a shipping cost estimate. Shipments outside the USA may have add on fees and duties by your own government. Sailing can be green! See our recycle your old sail offer Send us email