It has a rubber cover for the 2-pin connector to keep the electrical connects dry and corrosion free. Thick copper 18 SWG cable.
OptiMate O1 SAE71 Weatherproof Eyelet Lead x4 Pack
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OPTIMATE TM-71 WEATHERPROOF EYELET MOTORCYCLE BATTERY CABLE
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Optimate O124 Weatherproof Charging SAE Lead With LED Battery Status/Monitor
