Question about Actiforce Cable tray Swing black

Hello Digitec Community, Can someone tell me if the length is adjustable? If so, what size? --------------------------------------------------------------------------------------------------------------------------- Hello Digitec Community, Kann mir jemand sagen, ob die Länge verstellbar ist? Wenn ja, welche Größe? --------------------------------------------------------------------------------------------------------------------------- Hello Digitec community, Can anyone tell me if the length is adjustable? If so, what size?