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Bob's Knobs Astro Tech Collimation Knobs - Secondary Mirror - AT10RC

SKU: BOB-AT10RC

Bob's Knobs Astro Tech Collimation Knobs - Secondary Mirror

Bob's Knobs Astro Tech AT10RC Collimation knobs fit Astro Tech AT10RC secondary. The knobs are made from a black plastic that is 16 mm (5/8") in diameter. The threads are stainless steel.

The factory dust cover may contact the knobs with installation but the cover will remain in place. As a substitute you can use a shower cap instead.