Macro Bellows with El-Nikkor 50mm F4.0 M42 mount

Macro Bellows with El-Nikkor 50mm F4.0  M42 mount

• use an enlarger lens for macro on any camera
• will mount to any digital or analogue camera with proper Lens adapter(not included)
• M42 screw mount
• P-mount
• El-Nikkor is M39 thread
• clean lens
• light tight bellows
• Like new