Also, we do not know if the old arm can be reassembled or if parts have to be ordered prolonging thing further. The safest thing to do is buy almost any used 9 " working arm and throw it on there.
Here is one, https://www.ebay.com/itm/154319851659?chn=ps&norover=1&mkevt=1&mkrid=711-117182-37290-0&...
EVEN better a Project arm for $99!! https://www.ebay.com/itm/Pro-ject-Carbon-Fiber-Turntable-Tonearm-Black-Project/353424393693?hash=ite...
Here is one, https://www.ebay.com/itm/154319851659?chn=ps&norover=1&mkevt=1&mkrid=711-117182-37290-0&...
EVEN better a Project arm for $99!! https://www.ebay.com/itm/Pro-ject-Carbon-Fiber-Turntable-Tonearm-Black-Project/353424393693?hash=ite...