127mm f/9.4 Cradle Rings Construction - Cradle Rings - Completed 3
 

The completely assembled cradle rings test fitted on a scrap piece of 5" aluminum tubing - Hinged Side... (Click for enlarged view)

 
Here is a hinge side view of the cradle rings wrapped around the scrap piece of 5" outside diameter tubing. The hinges are reminiscent to the smaller ones used on cradles rings used on vintage telescopes. Time to move on to the dovetail plate.