60mm Metal 2 inch Telescope Eyepiece Extension Tube Adapter for Astronomical Telescopes

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 " M48*0.75 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 * Telescope Eyepiece Extension Tube Adapter