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Robust tube rings for telescopes.
The rings can be flipped open for easy telescope attachment. They are equipped with a M6 threaded bore on their flat base.
On the inner side, there's a felt layer to prevent scratches and to compesate for small differences in diameter.
Scope of delivery: Set consisting of two tube rings.
These sizes are available:
- CR 90: for 90mm OTA (No. 1699)
- CR 136: for 136mm OTA (No. 1702)
- CR 176: for 176mm OTA (No. 1831)
- CR 203: for 230mm OTA (No. 1844)
- CR 303: for 303mm OTA (No. 1874)
