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
4/3 To Mft Adapter E To Mft Adapter Adapter For Mft Lens Ef Lens To A-mount Adapter E Mount Mft C To Mft Adapter C Y To Mft Adapter E-mount To Mft Adapter Mft To F Adapter With A K To Mft Adapter
Nikon Coolpix P530 Lens Filter Tamron Fujifilm X Mount Canon R Mount Dimensions M42 Adapter Canon 700d Fed 1 Lens Mount Lens Mount For Nikon D700 Lens Mount Olympus E520 Nikon D750 Lens Mount Size Nikon 24-70 F2.8 F Mount Tamron 18-200 Pentax Mount