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
Types Of Canon Lens Mounts Types Of Canon Mounts Different Types Of Lens Mounts Sony 100-300mm E Mount Types Of Camera Lens Mounts Nikon Lens Mounts Types Types Of Sony Lens Mounts Types Of Nikon F Mounts Types Of Nikon Mounts Types Of Pentax Mounts
Uv Colored Lens Filter Kits Camera Lens Filter Adapter Ring Kit Lens Adapter For Nikon E Mount Fisheye Lens Cheapest Sony E Mount Camera Canon Ef Versus Sony Ef Lens Mount Lens Adapter Compatible With Canon Pentax 645d Lens Adapter Fastest F Mount Lens Kiron Adapter Tilt Nikon Hasselblad