Producing newest trailer kits cable for heavy duty with high-quality,Website:://.brvision.org, Brvision Technology Co.,Ltd is one of the best such manufacturers and suppliers, welcome to buy discount trailer kits cable for heavy duty from us.Trailer kits use for heavy duty and trailor combinationItem No.BR-TC7PFeatureTotal length: 20M 5M  3M coiled cableWorking length of the coiled cable: 3MMaximum length of the coiled cable: 4Mcoiled cable with 7PIN connnector20M 4Pin cable connect to camera5M 4Pin cable connect to monitor