Retaining ring with M39x1 female thread for Copal, Compur #1 shutter board

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This retaining ring allows installation of lenses with M39x1 (aka LTM, Leica Thread Mount) thread onto lens board of Copal #1 or Compur #1 shutter.
Machined of high quality aluminium alloy.
IMPORTANT: this retaining ring will NOT fit #1 shutters since it has different thread pitch.
| Adapter Front Side | 16-SP |
| Adapter Rear Side | Leica L mount |
| Material | Aluminium |
| Manufacturer | RafCamera |
| Advantages |
|
Details
This retaining ring allows installation of lenses with M39x1 (aka LTM, Leica Thread Mount) thread onto lens board of Copal #1 or Compur #1 shutter.
Machined of high quality aluminium alloy.
IMPORTANT: this retaining ring will NOT fit #1 shutters since it has different thread pitch.
More Information
| Adapter Front Side | 16-SP |
| Adapter Rear Side | Leica L mount |
| Material | Aluminium |
| Manufacturer | RafCamera |
| Advantages |
|
Questions