| Item | Axial Port Adapter |
|---|---|
| Brand | OTI Quantum 4 |
| Type | Adapter |
| Item Diameter | 1.25 in |
| Country of Origin | China |
Check the listing for details. 1.25" Adapters for OTI Quantum 4 Telescope. Condition: New, Made in China. Listed at 29.99 USD. The adapter is printed in strong and durable PETG Carbon Fiber. If it is too tight no matter what, make sure your female threads do not have any gunk, dirt, grease, dust embedded into the threads (my scope did, I was able to clean them out with a small dental tool or the appropriate thread pitch guage).