Canada Metal CMR01M 1-7/8" Magnesium Rudder Trim Tab Anode

The Canada Metal CMR01M is a high-quality magnesium rudder and trim tab anode designed specifically for freshwater marine environments. This disc-style sacrificial anode provides reliable cathodic protection for boat rudders, trim tabs, and other underwater metal components against corrosion damage.

Key Features:

• 1-7/8" outer diameter disc design for versatile mounting applications
• Magnesium alloy construction optimized for freshwater use
• Pressure die-cast to meet U.S. Military Specification standards
• Includes stainless steel allen head bolt and nut with captive washers
• ISO 9001 certified manufacturing ensures consistent quality
• Sold in pairs for complete rudder or trim tab protection
• Bolt-retaining washers prevent anode loss during underwater installation

Specifications:

• Material: High-purity magnesium alloy (US Mil-Spec)
• Outer Diameter: 1.88 inches
• Height/Thickness: 0.35 inches
• Inner Diameter (bolt hole): 0.2 inches
• Weight: 1.1 oz per anode

Martyr anodes by Canada Metal (Pacific) Limited are manufactured using only high-purity metals and are rigorously tested to ensure optimal electrochemical performance. The magnesium alloy formulation provides superior protection in freshwater and brackish water environments where zinc anodes are less effective. Each pair comes complete with corrosion-resistant stainless steel mounting hardware for secure, long-lasting installation.