Feature 17pin wireinsertionstyle socket, offers a secure connection between trailer and semi or other tow vehicle. 2Selfgrounding diecast socket, includes floating pins for easy alignment and maximum pin contact. 3Screw connection inside the plug, simple to install, no need of complicated tools and operations. 4Can be used for commercial vehicles, trailers, RVs, cars, etc, which is a practical tool. 5Made of superior aluminum material, rugged, anti-corrosion and durable, not easy to deform.Item Type: Car Wiring SocketMaterial: AluminumColor: SilverInput: 12VPlug: 7PinApplication: Commercial vehicles / trailers / RVs / cars / etc. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Wiring Socket