Component parts of atube rod batten:
Picture below showing, from the top:
2 plastic connectors
Batten connectors can be found in :
Heat sealed plastic needs to be removed, to separate connectors.
Try to saw straight, for butting up with connector.
Batten sections stay together when taped.
The same principle can be used if the luff end breaks.
You can get spare parts from me.
I can make you a replacementbatten ,or you canmake your own ?