Nikon TC-14EII brand_Rokinon plus a rear standard fine

plus a rear standard fine focusing control

The Safe-Lock Zoom-Leg Tripod Model TW is an old-school

There is no way to focus it so please use an enlarger or bellows

so maybe save it for your mirrorless camera if you're not going to shoot this on a Spotmatic

Aperture is clean and moves smoothly

Nikon TC-14EII brand_Rokinon plus a rear standard fineThe Nikon TC 14EII is an autofocus teleconverter designed for select Nikon AF S telephoto lenses (here's Nikon's compatibility list). Provides a 1. 4x focal length boost, costs 1 stop of light. One of Nikons most widely compatible teleconverters, this TC 14EII is in excellent condition, with clean glass.