The best grease used by canal boat owners and mechanics for use in stern gland greasing assemblies to prevent water ingress around the propeller shaft.

Tub has internal push filling ring for quick, clean and easy refilling of stern tube greasers.

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Manufactured from a calcium soap base and high quality mineral oils.
K99 contains an additive system to provide extreme pressure properties, improve oxidation resistance and protect against rust and corrosion. This grease has outstanding water resistant qualities and is designed to form a seal at the water interface thus preventing contact with mechanical parts. This makes it highly suitable as a stern tube grease for most propeller driven inland waterways craft including narrowboats and widebeams.