1 Made of good-quality aluminum alloy, solid, durable and corrosion-resistant. 2 Black anodic oxidation treatment surface to prevent unwanted reflections. 3 Support connecting with 2 inch telescope eyepiece and astrophotography filters, preventing damage to your telescope accessories. 4 Equipped with two clamping screw with brass locking wing screw, prevent accidental slippage and keep telescope safe. 5 Lightweight, small size and portable.Features:
1. Made of good-quality aluminum alloy, solid, durable and corrosion-resistant.
2. Black anodic oxidation treatment surface to prevent unwanted reflections.
3. Support connecting with 2 inch telescope eyepiece and astrophotography filters, preventing damage to your telescope accessories.
4. Equipped with two clamping screw with brass locking wing screw, prevent accidental slippage and keep telescope safe.
5. Lightweight, small size and portable.

Specifications:
Material: Aluminium Alloy
Color: Black
Thread Diameter: 2 " M48x0.75
Application: Telescope Eyepiece
Top Ring Diameter: Approx. 5 cm/ 1.97 inch
Bottom Ring Diameter: Approx. 5.9 cm/ 2.32 inch
Tube Length: Approx. 60 mm/ 2.36 inch
Total Length: Approx. 9 cm/ 3.54 inch

Packing List:
1 x Telescope Eyepiece Extension Tube Adapter

What's in the box
1 x Metal 2inch Telescope Eyepiece Extension Tube