• Product Overview

Fits an OTA of 6.855”. Known to fit Astro-Physics 6” f/8 Triplet Telescope. Threads into the 109mm rotating PTFE-cushioned collar that is on the FTF3000 series focusers. **Intended for use with 3.5" draw tube focuser only! See the review on this product at Astromart.com. Known to Fit: Astro-Physics 6" f/8 Triplet