Features: An adapter ring for connecting a camera and telescope, helping to capture clearer and more beautiful photos of distant scenery. Compatible with Canon EOS 5D, 5D Mark II, 50D, 60D, 20D, 30D, 40D, 350D, 400D, 450D, 500D, 550D, 600D, 1100D, 1D, 1D Mk III, T4i, T3i, T2i, T1i, Xt, Xti, XSi, XS, and other EOS DSLR cameras. Designed to work with telescopes that have a standard 1.25-inch eyepiece, ideal for astrophotography. Constructed from high-quality aluminum alloy using precision CNC machining and anodized for oxidation resistance and durability. Features a red dot alignment mark for easy installationsimply align it with the white dot on the camera body and tighten to secure. Specifications: Model: 1.25-T2-EOS Color: Black Material: Aluminum alloy Compatibility: Canon EOS 5D, 5D Mark II, 50D, 60D, 20D, 30D, 40D, 350D, 400D, 450D, 500D, 550D, 600D, 1100D, 1D, 1D Mk III, T4i, T3i, T2i, T1i, Xt, Xti, XSi, XS, and other EOS DSLR cameras; telescopes with standard 1.25-inch eyepiece Product Dimensions: 6.4 x 4.5 x 3 cm / 2.5 x 1.7 x 1.1 inches Product Weight: 71 g / 2.5 oz Package Dimensions: 7.5 x 7.5 x 4.5 cm / 2.9 x 2.9 x 1.7 inches Package Weight: 82 g / 2.8 oz Note: Not compatible with Canon R mount or M mount cameras. Package List: 1 x Adapter Ring 1 x Telescope Adapter Tube