With the adjustable mechanism (adjustment of hook hanger angle and length), it is possible to change not only the holder but also the vertical stay and the beanbag.By adopting an adjustable mechanism for the holder itself, it has become possible to set the user in the best position.A support item that allows you to select your own usage for endless applications.Diameter for mounting position: 29.9 ~ 35.3 mm;Hook hanger adjustment width: 10.3 ~13.7 mm.Can be rotated 360 degrees