Cosmetic appearance: Very good Shooting actual films: No Accessories: Everything in the pictures Nikon Extension Ring Set K (K1 to K5) -------------------------------------- Consists of five tubes named K1, K2, K3, K4, and K5. They are not meter-coupled and do not retain the automatic diaphragm feature. K1 Extension Ring, 5.8mm, «Nikon JAPAN», 4 bayonet screws on front side (F-mount) K2 Extension Ring, 5mm, 3 mounting points, no bayonet screws, no engraving (F-mount) K3 Extension Ring, 5.8mm, 4 bayonet screws on front side, no bayonet screws on rear side (Threads) K4 Extension Ring, 10mm (Threads) K5 Extension Ring, 20mm (Threads) Size: 60 x 60mm (Threads), 60 x 67mm (F-mount) -------------------------------------- Please note that in case of discrepancy between the description and what is shown in the photographs, the latter shall be taken as good.