Ozone Contact V4 bar PU covered De Power line for the click in loop bars. The De Power line attaches into the top of the click in chicken loop to the clam cleat. This is the De Power line for the Contact V4 bar.
Very easy to replace, if you are not sure this video from Ozone is very good as shows the whole bar being worked on.
This PU covered De Power line is 53cm total length from end of loop to end of loop with the PU cover being 47.5cm. The pack contains one de power line, two allen keys for ease of fitting and mouse line to help you thread the de power line through the chicken loop.