Metal M56 (0.75mm Thread Pitch) to M42 (1mm Thread Pitch) Male to Female Copal No. 3S Shutter 56mm to 42mm M56-M42 Step-Down Coupling Ring Adapter for Lens Filter
$9.99
- Made of Aluminium
- Male thread: M56 (56mm 0.75mm thread pitch)
- Female thread: M42 (42mm1mm thread pitch)
- Wight:12g
- This adapter allows using M42 lenses and focusing helicoids on Copal No. 3S shutter.
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