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4 Gauge 4 AWG 30 Feet Black Welding Battery Pure Copper Flexible Cable Wire - Car, Inverter, RV, Solar by WindyNation - Amazon.com
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Southwire SIMpull 1000-ft 1/0-AWG Stranded Black Copper THHN Wire (By-the-roll) in the TFFN & THHN Wire department at Lowes.com
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