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
Lens Filter For Macro Photography 500mm Lens Canon Ef Mounts Adaptor Canon Fl Lenses To Ef-s Mounts Canon C700 Pl And Ef Mounts Canon Ef And Efs Mounts Canon Lens Mounts Fd Ef Canon Mounts Ef Fd Canon Mounts Ef M R Cs C Nikon F Canon Ef Mounts Ef Or Mft Lens Mounts
14-30 Mm Z Lens Filter Mft Lens On Ef Mount Viltrox 23mm F/1.4 X-mount Lens Canon Mr-14ex 50mm Adapter Ef Pl Lens Mount Nikon Coolpix S3500 Adapter Nd Throttle Nikon F Mount Nikon Tactical Mount Fde Sony Audio Adapter Hh5 Sony D100 Adapter Price