(https://s19.postimg.cc/e8rapageb/mystery_3-1.jpg) (https://postimages.org/)
Forgot to say it is about fourteen inches in lenght.
some type of plumb bob ?
spool bobbin for thread.?
Chieftain is close. This is a drop spindle. Used to spin wool into yarn without a cumbersome spinning wheel, drop spindles were used in many places around the world before the advent of industrial fiber processing machines.