Nikon K Ring Set format_Instax Wide 2 Noct-Nikkor lens in excellent

2 Noct-Nikkor lens in excellent condition

Canon 28mm f2

Standard 1/4"x20 thread for camera mounting

with minor cosmetic wear on the IR cover and flash head

Nikon K Ring Set format_Instax Wide 2 Noct-Nikkor lens in excellentThe Nikon K ring set is a stack of tubes and adapters that gives you the opportunity for all sorts of F mount shenanigans. The set includes the K1, which is a short F to F extension tube; the K2, with a lens side F mount and an inner 52mm thread; the K3, with a 52mm outer thread on one end and a camera side F mount on the other; and two 52mm threaded extension tubes. In its simplest form, it's an adjustable extension tube, but there are enough odd