F721 Z Flip 4 Volume Flex

Samsung GH59-15587A F721 Z Flip 4 Volume Flex is a replacement flex cable for the volume buttons in the Galaxy Z Flip 4 (F721B). It links the volume buttons to the phone’s main board, forming part of the control path for changing the device’s volume.

The part is identified by manufacturer reference GH59-15587A and is listed for the Galaxy Z Flip 4 (F721B). It is intended for phone repairs where the volume button flex needs replacement, helping restore the connection between the physical controls and the board. The listing describes it as a Samsung replacement part for this model.