Bought from another forum member. I never used it, I bought the extension rod and coupler for it also.
https://mkmachining.com/product/preorder-extension-rod-coupler/
https://mkmachining.com/product/magnetomount/
$100 shipped, insurance will be another $4.
https://mkmachining.com/product/preorder-extension-rod-coupler/
https://mkmachining.com/product/magnetomount/
$100 shipped, insurance will be another $4.