Where would you normally use timber stair post tops ?
On top of a 90 x 90mm post on a staircase to dress it up.
What is it made out of ?
Plantation grown Radiata Pine.
What are the important dimensions ?
Overall : 115mm Height x 85mm Diameter.
On the bottom there is a 38mm diameter pin that is used to attach the ball top to the post.
How should you finish it ?
If looking for a natural finish, then a clear lacquer will be fine; or you can use a stain to achieve your desired colour then use a clear lacquer to finish it off.
Speak to your local paint retailer for more info.