3-inch To Takahashi M72 Mount:
This drawtube adapter has a telescope side connection for an OPTEC-3000 and a camera side connection with M72x female threads.
The 3-inch Takahashi mount screws directly onto Takahashi equipment with female 72mm threads and allows an OPTEC-3000 dovetail to attach to any product with an OPTEC-3000 receiver, including the TCF-S3, IFW-3, and Pyxis 3" rotator.
Outside Diameter: 3.45-inches (87.6mm)
Overall Height: 1.02-inch (25.9mm)
Clear Aperture: 2.6-inch (66mm)
Weight: 2.56-ounces (72.6 g)
Back-focus Usage: 0.08-inch (2.03mm)
Telescope Side Connection: OPTEC-3000 Dovetail
Camera Side Connection: Takahashi 72mm Female Thread