On Thu, 16 Oct 2014 00:36:29 +0000, Spalted Walt wrote:

This picture shows the front side of the riser
http://cdn0.grizzly.com/pics/jpeg100...9bcb289b8b.jpg

Correction! That pic is actually the BACK side of the riser. The front side has
2 small threaded holes, the back side has the up arrow (just barely visable in
the above link).