Amazon.com: Road Tough 7-Way 12V ABS 7-pin SAE J560 Heavy-Duty Zinc Alloy Metal Plug with Screw Contacts and Metal Spring for Cable Bending Relief : Automotive
7-Way SAE Auxiliary Plugs & Sockets Bull Nose Auxiliary Plugs & Sockets - for Secondary Cables - Tectran Manufacturing Inc
Trailer Connectors in North America | Encyclopedia MDPI
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SAE J560: The US standard for 7-pin truck and trailer connectors
7-pin 12V trailer connectors according to SAE J560
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PHILLIPS-REPLACEMENT INSERT FOR SAE J560 PLUG-15-711
Trailer Electric Cable (ABS Compatible), 15 Foot With SAE J560 Plugs, BE27072
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