Hinged flexible cable coupler and roll tarp system

A roll tarp system for a truck or trailer having a container with a rear door, the roll tarp system comprising:

• an axle assembly;
• a roll tarp mounted on the axle assembly, attached to one side of the container, and adapted to cover the contents of the container;
• a rear arm pivotally attached to the rear door;
• a cable coupler assembly rotatably coupled to the axle assembly and having first and second hinge members;
• a flexible cable with a first end attached to the rear arm and a second end attached to the second hinge member of the cable coupler assembly;
• wherein the first hinge member comprises a first hinge plate rotatably coupled to the axle assembly and wherein the second hinge member comprises a second hinge plate pivotally coupled to the first hinge plate;
• wherein the first hinge plate defines a first aperture, and wherein the roll tarp system further comprises a manual drive shaft coupled to the axle assembly and extending through the first aperture.