Protect your marine gear and pool systems with a refined zinc alloy anode, designed for corrosion control and longevity in harsh environments. RotoMetals' Zinc Anodes are made of the highest quality aterials and is manufactured in the USA. This special 4 pack offering includes 4 of our 3lb Zinc Anodes, 4 crimps for easy installation and each anode features a 10ft (2mm) steel cord. Key Features: Premium Zinc-Based Alloy Engineered with ​r​efined electrochemical balance for reliable defense in saltwater and marine lift systems. Extended Durability Alloy composition enhances structural integrity, slows down material breakdown, and improves lifespan of connected components. Multi-Environment Compatibility Ideal for use in boat lifts, pier structures, and marine pipelines. Reduces galvanic corrosion, helping preserve equipment over time. Saltwater Pool Application Offers effective protection for pool fixtures like screws, bolts, and ladders exposed to saline systems. Helps maintain appearance and reduce part replacement. Stainless Steel Hanging Kit Includes a 10-foot length of (2mm) stainless steel cable plus 1 crimp connector for easy and secure installation. Built tough for underwater and coastal use. Applications ✓ Boat lift systems ✓ Marine pipelines ✓ Pier hardware ✓ Saltwater pools ✓ Watercraft protection