the 15-pin coiled cables are used to couple a tractor unit to a trailer/semi-trailer with the 15-pin connector system in accordance with ISO 12098 and the special VBG 14-pin connector. The SAL (Sealed and Locked) connectors are therefore fitted with a lock hook and special seals.Coiled Cable 15-pinWorking length: 2250 mmMax. elongated length: 4000 mm