MARTYR Al Donut 3″ Id X 1-1/2″X5″ – C13AL

Description

MARTYR Al Donut 3″ Id X 1-1/2″X5″ – C13AL.

• Includes stainless steel socket cap screws for secure installation.

• Designed as direct replacement shaft anodes for inboard engines.

• Meets or exceeds MIL-A-18001 corrosion-protection specifications.

• Manufactured to standards recognized by both Canada and U.S. authorities.

• Provides reliable zinc protection for inboard engine shafts in marine environments.