The Ritchie B-51G Marine Compass is a high-quality navigation device designed specifically for marine environments. Manufactured by Ritchie, a trusted brand in the boat parts industry, this compass is known for its reliability and accuracy. The B-51G model features a magnetic declination compensation feature, making it easy to adjust for optimal performance. With its sturdy construction and user-friendly design, the Ritchie B-51G Marine Compass is a must-have for any boat enthusiast looking to enhance their navigation capabilities.