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This 20-piece set includes 2/0 AWG copper ring terminals with 3/8" openings and matching 3:1 dual wall adhesive heat shrink tubing, rated for up to 600V and 257°F. Crafted from annealed electrolytic copper, these heavy-duty lugs ensure maximum conductivity and corrosion resistance. The heat shrink tubing provides a moisture-proof, durable seal ideal for marine, automotive, solar, and general electrical applications, making installation fast, reliable, and professional-grade.





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