This is an African knobkerrie which has a weighted rounded ball top

These sticks are traditionally made and used in South Africa by the Khoisan people.

The stick is made from heavy two two-tone ebony, strong and perfect for use. 

Measurements;
Length - 88cm
Diameter of the top - 4.9cm
Diameter of the shaft under the top - 2.5cm
Weight - 479g
 
Very good condition, some slight use marks consistent with age.