7 Way Coiled Trailer Cord 15 FT ABS Heavey Duty, Flexible -85°F Cold Resistance Electrical Power Cable Green for Semi Trailers Trucks Tractors, 4/12+2/10+1/8 Gauge Wire Cable TRUCK DRIVERHigh Quality and Safer: 7 Wire coiled trailer cable 15 foot is made of 4 12+2 10+1 8 gauge pure copper, compliant with SAE J2394 for safer; Excellent electrical and thermal conductivity ensures normal use of lights (such as turn signals and brake lights) on trailers, trucks and tractors Sturdy and Durable: The heavy duty 7 pin trailer plug is made of zinc die cast, not easily deformed or broken, and meets SAE J560 testing; The plug material is