This is their latest (integrated electronics) version.
Suitable for refractors, SCTs (eg C11 or C14) and possibly RCs.
The total linear travel of the drawtube is 1.00-inch with a resolution of 0.0001-inches.
Not a thing wrong. Selling as the scope it came off is gone.
It’s a beast, built like a tank and precise.
Optec sells these for $2616 USD (approx. $4,000 Aud + shipping + duties):
https://optecinc.us/products/19705
Sell for $1600 shipped. You’ll need suitable adapters (#Bunn!)