kfconcept
There are two types of FD mounts
FD/FL Breech-Mount (with a silver ring, you need to rotate the silver ring when attachment and removal), breech-lock mounts are identified by the silver ring
New-FD Bayonet Mount, bayonet mounts are identified by a red dot next to the lens release button
Here are the steps to install breech-mount version
Operating the adapter
Sony Alpha A6000 Lens Adapter Pentax 645 Hasselblad Adapter Hasselblad H Lens Adapter Hasselblad V To H Lens Adapter Hasselblad Lens E Mount Hasselblad V Mount Lens Hasselblad Lens Mount Adapter Hasselblad V Lens Adapter Hasselblad H Lens Mount Hasselblad Lens On M Mount
Fe Mount Telephoto Lens Sony E Mount Polarizer Filter Sony Kdl50w700b Wall Mount Adapter E To Fe Sony Lens Adapters Nex 3 Lens Adapter Nikon P223 With Mount Tamron 50mm Nikon Mount Will Nikon F Mount Fit D3300 Sony Scl-pk6 F Cinealta Pl Mount Lenses Sun Kissed Photo Filter