| Color | 90868-4 |
|---|---|
| Brand | Unbranded |
| Type | Guide Locking Rings |
Check the listing for details. 40/50/60/70/80-110mm Guide Locking Rings PLUS for Telescope Mount Finder Pointer. Color: 90868-4, Condition: New. Listed at 11.57 USD. Guide rings is made of aluminum blocks that are high precision CNC machined. The aluminum is then sandblasted to achieve a very smooth surface finish and is anodized (hard anodizing) to increase the hardness of the material and protect it from oxidation.