12in telescope eyepiece connection tube, 2in to T adapter, M42x0.75 thread, video installation adapter. 2Full metal structure, anodized aluminum process. 32 inch M42 x 0.75 adapter, standard 2 inch lens tube size. 4Use brass compression ring to firmly fix the eyepiece or accessories to reduce scratches. 5After the transfer, it can help record the astronomical telescope picture. 6Suitable for Nikon, for Canon, for Sony, for Minolta, for Pentax, for Olympus SLR camera.Condition: 100% Brand NewItem Type: Astronomical Telescope to Video Camera Adapter SetMaterial: aluminium alloyColor: As picture shownWeight: Approx. 212gOptional type: forAI, forEOS, forAF, PK, OM1 x 2in Telescopic Extension Tube(include 1 of 2in to T adapter)1 x Camera Adapter