A support assembly is configured to carry a series of flexible lines associated with operation of an agricultural implement. The agricultural implement generally includes a main frame bar pivotal about a platform. The support assembly includes a mounting bracket, a support arm and a holder assembly. The mounting bracket is pivotally coupled about a vertical axis to the agricultural implement. The support arm is pivotally connected at one end to the agricultural implement, and connected at the other end to the holder assembly. The support assembly is configured to hold the plurality of flexible lines above the platform as the main frame bar pivots about the platform of the implement.