De-Power Line (PU covered amsteel) For Race V5 and Foil Race V5Ozone De Power Line (PU covered amsteel) for Contact Water V5 and Foil Contact Water V5 The Ozone Chickenloop PU Amsteel Line is the replacement line that runs from the top of the chickenloop, through the center of the bar, and up to the cleat depower system. This line can be used on the Ozone Contact Water and Foil Freeride Control Bars V5 Click In Loop.