Lensmate LM-XP3 lens mount_Mamiya RB This is not the "Mountain

This is not the "Mountain Elmar" (that's a 10

The #1 lensboard is extended by just short of 1cm for extra versatility on the short rail

which is obviously not from the factory but does look kind of cool

ergonomic controls

so extracting it is a bit of a chore- but this doesn't have any effect on the lens' mechanical or optical performance

Lensmate LM-XP3 lens mount_Mamiya RB This is not the "MountainNeed a thumb support grip for your Fujifilm X Pro3? Here it is! This is a good quality part with a black finish and rubber bumpers to keep your camera scratch free and it swivels out of the way to give you easier access to the rear dial.