The M54M-M68F-17.5-mm extender converts M54x0.75 male threads into M68x0.75 female, adding exactly 17.5-mm in length. Perfect for integrating the Player One OAG-MAX or filter wheels into telescopes that use M68 fittings.
🔑 Key Features
- M54x0.75 male → M68x0.75 female threads
- Extension length: 17.5-mm
- CNC aluminum 6061-T6 for accurate spacing






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