ADM Small Radius Blocks for Astro-Tech 8" RC Telescopes
ADM Small Radius Blocks for Astro-Tech & Orion 8" RC
Small radius blocks with mounting hardware for Astro-Tech, Orion, GSO, and TSO 8" f/8 RC Telescopes. Attaches using existing mounting holes on the optical tube. 1" long x 2.5" wide x .325" thick. Weighs 2 oz.