EACH CABLE IS HYDRAULIC CRIMPED WITH TOP POST +/- CONNECTOR TO 3/8" TINNED COPPER LUGS ON EACH END. EACH CRIMPED END IS COVERED IN 3:1 HEAT SHRINK 15 FT CABLE TOP POST POSITIVE TO 3/8" TINNED COPPER LUG 3 FT CABLE TOP POST NEGATIVE TO 3/8" TINNED COPPER LUG