MaxxTow Towing Products 70086: Conveniently convert 7-way RV blade connectors to a 4-wire flat connector with this adaptor which includes an 18" AWG 300V flexible cord (36 INCHES IN TOTAL WHEN UNCOILED). Eliminate the need for multiple 7-way corded plugs, blades and adaptors to be converted to a 4-wire flat adapter allowing one to tow various trailers, vehicles and the like with ease and peace of mind. The enclosed inner brass connectors enables a solid electrical conductivity. This 7-way adapter measures at 3.75" x 2.75" x 1.75" connected to the 4-way adaptor measuring at 4" x 1.25" x 1.25". It is encased in weatherproofed hardened plastic designed to last for years on end and for the long haul.