Martyr Anodes CMAN250A Aluminum Prop Nut Anode 50mm

The Martyr Anodes CMAN250A is a 50mm aluminum propeller nut anode designed to provide reliable corrosion protection for your boat's propeller and lower unit. This replacement anode is specifically engineered for use in salt water and brackish water environments.

Key Features:

• 50mm aluminum construction for optimal performance in saltwater and brackish conditions
• Propeller nut design provides corrosion protection while securing the propeller
• Sacrificial anode technology protects expensive metal components from galvanic corrosion
• Direct replacement for worn or depleted anodes
• Marine-grade aluminum alloy for consistent performance

Martyr is a trusted name in marine anodes, manufacturing products that meet or exceed industry standards. Regular inspection and replacement of sacrificial anodes is essential to protect your boat's underwater metals from costly corrosion damage. This anode should be replaced when approximately 50% depleted to maintain effective protection.