Bob's Knobs for Astro-Tech AT6RC Secondary:

Streamlined Telescope Adjustment

Designed for Multiple Telescope Brands: Suitable for Astro-Tech, GSO, iOptron, MallinCam, Orion (US), and TPO 6" f/9 Ritchey-Crétien (RCT) secondary mirrors, compatible with both solid and truss-tube designs.
Product Details - Part: AT6RC:
- Compatibility: Specifically tailored for the secondary of 6" f/9 RCT telescopes from a range of manufacturers.
- Knob Specifications: Made from black plastic, each knob has a diameter of 16 mm (5/8”) for easy handling and accurate adjustments.
- Thread Quality: Constructed with robust stainless steel threads for enhanced durability and reliability.
Practical Usage Notes:
- Dust Cover Solution: If the original dust cover doesn’t fit due to the knob height, a shower cap can be used as an effective alternative.
Simple and Efficient Installation: Designed for effortless installation, offering a convenient solution for secondary mirror adjustments.
Optimize Your Telescope’s Performance: A must-have for astronomers looking to easily fine-tune their telescope for precise observations.