Battery Lugs: Battery lugs are made of pure copper with a tin-plated exterior for corrosion and oxidation resistance (ideal for outdoor and marine applications). Easy Installation: Both ends of each cable have been pre-installed with 2AWG 5/16" battery lugs and 3:1 heat shrink tubing, which is thicker and stronger than the 2:1 shrink tubing, users can easily complete the installation of the battery cables without the need for professional tools, suitable for DIY projects.
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