Check the listing for details. Ritchie RU-90 Voyager Marine Compass Flush Mount Black. Color: default title, Condition: New. Listed at 182.83 USD. Ritchie RU-90 Voyager Marine Compass Flush Mount Black Voyager Compass Features:3 (76 mm) PowerDamp Flat DialEasily Installed into a 3 1/2 holeScientifically Matched Sapphire Jewel and Hardened Steel Pivot Dial MovementPowerful DirectiveForce Magnets for Fast Heading Lock-on45 & 90 Degree Lubber LinesHigh Temperature Composite Construction for Extended Operating Range100% RepairableExclusive 5-Year Ritchie Warranty Approx. Shipping Weight: 1.5lbs (680g) Notes: For RU-90s with Optional Lighting Kit installed, use Protective Cover part# V-80-C. Features Read = Rear | Mounting Style = Flush | Lubber Lines = Yes | Backlight = No Details In 1850, physicist Edward S. Ritchie began developing the first US manufactured marine compass using his revolutionary liquid-filled design. Beginning with an order of 26 compasses by the US Navy in 1861, and entirely through word-of-mouth, E.S. Ritchie & Company had sold over 30,000 to merchant vessels by the year 1900. (A model of Edward’s first liquid-filled compass remains on display at the Museum of Science in London, the only foreign product so honored. Fast and Free Shipping You're already purchasing the item. Why pay additional for shipping, especially slow shipping? We get your order shipped out within 1-business day and delivered to your doorstep as quickly as possible. Competitive Pricing With our dynamic pricing model, our prices are always competitive. Our prices are some of the lowest that you will find on the internet. Rest assured that you're getting a good deal when purchasing with us. 30-day Money Back Guarantee We are committed to making sure that you leave this transaction satisfied. If you're unhappy with the product for any reason, you may return it back for your money-back or a replacement within 30 days. No questions asked!