North finder
- Continuous north seeking gyro
- 1 Sets
- Negotiable
- ER-Q1 High precision Gyro North-finding Instrument
- 1 Pieces
- USD $0.00 - 0.00 / Piece
- ET-2A North-seeker
- 1 Sets
- USD $0.00 - 0.00 / Set
- North-Seeker
- 1 Sets
- USD $0.00 - 0.00 / Set
- North Finder
- 1 Sets
- USD $0.00 - 0.00 / Set
- Dynamically Tuned Gyroscope
- 5 Pieces
- USD $0.00 - 0.00 / Piece