Quote Originally Posted by Steve303 View Post
If the Torus Pro uses belleville washers I suppose this style of PDB could be adapted to the Torus Pro. Excluding the air cylinder the cost under $50.00 in parts to make. Four inch Three stage pancake cylinders run between $100 used to more than $400.00 new. Look for surplus cylinders on ebay.
Ok probably not possible if the belleville washers have to be part of the original design. As far as I know they are not in the spindle.