Amazon.com : Universal Astronomy Telescope Eyepiece Lens Adapter M48 T Ring, Manual M480.75 Mount Lens Adapter for Nikon AI for Ca OS Camera (for OS) : Electronics
Celestron T-Ring for Nikon F-Mount Cameras 93402 B&H Photo Video
Amazon.com : Astromania T-Ring and M42 to 1.25" Telescope Adapter (T-Mount) for Nikon SLR/DSLR Cameras : Electronics
Andoer Camera Telescope Adapter Ring Photography Accessory Replacement for Nikon Camera 1.25 Inch Eyepiece T2 Telescope for Scenery Photography Astrophotography - Walmart.com
Full Metal Telescope Camera Adapter T-ring + 1.25" Telescope Mount Adapter + Extension Tube For Nikon Dslr / Canon Eos Dslr - Telescope - AliExpress
Nikon Camera 1.25" T-adapter and T-Ring adaptor kit
Nikon F-Mount T-Ring M42 – Mile High Astronomy
Gosky Metal 1.25'' Telescope Camera T-Adapter and Nikon T2 T-Ring Adapter for Nikon DSLR SLR (Fits Nikon D90, D80, D70, D60, D50, D40x, D40, D800, D700 and All Nikon SLR Cameras
Amazon.com : SVBONY Telescope Photo Adapter, T Adapter and T2 T Ring Adapter 1.25 inch Telescope Accessory Compatible for Nikon Camera and Telescope : Electronics
Baader Wide-T-Ring Nikon with D52i to T-2 and S52 — Alpine Astronomical LLC
Amazon.com : Celestron 93402 T-Ring for Nikon Camera Attachment : Celestron Adapter : Electronics
Amazon.com : NEEWER T Ring with M42 Threads & 1.25" Telescope Adapter Compatible with Nikon F Mount Cameras & Telescope Eyepieces, Lens Adapter Ring for D850 D750 D500 D780 D7500 D5600 D3500