A second hand T2 nosepiece adapter in good condition. Pushes into any 1.25" eyepiece holder and then gives you T thread on the other side. All you need is the T mount for your camera, and then your SLR is connected directly to your scope.
Second hand camera adaptor 1.25" in good condition. Allows you to connect your SLR with T mount to a standard 1.25" opening. Also allows you to slot a 1.25" eyepiece inside the tube for eyepiece projection work.
Second hand unbranded camera adaptor 1.25". This allows you to connect your SLR camera, with T mount (not included), to your telescope. You can also put in a 20mm and 25mm eyepiece for eyepiece projection.
A second hand 1.25" Extension Tube in good condition. This gives 2.5 inches of extension. Male to female 1.25". Allows an eyepiece or camera to be extended to achieve focus. This also has T threads for attaching DSLR cameras.