Canon EF 75-300mm f4-5.6 III Nikon Flash among others- check your manual

among others- check your manual for compatibility

The clamp screw is not present

The Bronica G-36 is a 36mm extension tube for the Bronica GS-1

The Nikon Speedlight SB-910 is a professional on-camera flash that provides full manual control on or off camera

You move the camera platform back and forth with one knob

Canon EF 75-300mm f4-5.6 III Nikon Flash among others- check your manualThe Canon EF 75 300mm f4 5. 6 III is a good basic telephoto zoom lens for film and digital EF mount EOS cameras. No stabilizer, but pretty solid image quality throughout the zoom range. Very good condition with light cosmetic surface wear, clean glass, good function.