Nikon K Ring Set brand_Argus accurate to within a stop

accurate to within a stop

This adapter allows you to mount Hasselblad V mount lenses on your Nikon F mount camera

and the well made metal ball head has separate pan and ball locks and an Arca-compatible quick release plate

some scuffs and scrapes

Canon's teleconverters are not general purpose: they will work specific lenses only

Nikon K Ring Set brand_Argus accurate to within a stopThe 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