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
35mm Leica Screw Mount Lens Leica Screw Mount Lens 85mm Lens Ef Mount Ltm L39 Leica Screw Adapter Fuji Xt1 With Leica Screw Mount Lenses Leica Bayonet Mount Lenses Russian Leica Screw Mount Lenses Used Leica Screw Mount Lens Screw To Bayonet Lens Adapter Sony Screw On Adapter
Sony A6000 55-210 Lens Filter Filter For Samsung Nx Lens 28mm To Canon Eos Mount Canon Ef M Adapter Dimensions Lens Adapters For Olympus Om1n Sony Nex Vg10 Lens Adapter Universal Lens Adapter For Compact Digital Cameras Lens Mount Olympus E-620 Playstation 2 Ide Sony Sata Adapter Blackmagic Pocket Cc 4k Sony E Mount