The #17838 3-inch AstroPhysics mount screws directly onto AstroPhysics equipment with 2.7-inch female threads and presents an OPTEC-3000 dovetail to attach to any product with an OPTEC-3000 receiver, including the TCF-S3, IFW-3, and Pyxis 3" rotator.

Specifications

• Outside Diameter: 3.45" (87.6mm)
• Overall Height: 1.3" (33mm)
• Clear Aperture: 2.5" (63.5mm)
• Weight: 3.68oz (104.3g)
• Back-focus Usage: 0.1" (2.54mm)
• Telescope Side Connection: OPTEC-3000 Dovetail
• Camera Side Connection:: AstroPhysics 2.7" Male Thread