Ritchie Navigation RitchieSport X-21BU - Black Housing with Blue 2-inch Direct Reading Dial Dash Mount Compass
- Easily Installed, Fits Standard 2 1/16" (5. 50 cm) Instrument Hole.
- Scientifically Matched Sapphire Jewel & Hardened Steel Pivot Dial Movement.
- Exclusive Built-in Green NiteVu Lighting.
- High Temperature Composite Construction for Extended Operating Range.