Earl's Ano-Tuff AN Bulkhead Fittings & Nuts

, Ano-Tuff AN Bulkhead Fittings & Nuts are machined from aluminum with a distinctive, bright dip black, military spec hard anodizing. The recently developed hard anodizing process adds superior wear and corrosion resistance at a reasonable price. The Ano-Tuff coating penetrates the aluminum to create a surface that lasts twice as long as traditional anodizing. Fittings sold each.