This Collins 331A-3F Course Indicator is a high-quality avionics device that is compatible with various makes. It has a weight of 2.9 lbs and is TSO'd by Rockwell/Collins. The manufacturer part number is 522-3082-001 and it is made in the United States. This item is perfect for aviation enthusiasts who are looking for a reliable and efficient course indicator. It comes with a connector and is ideal for use in avionics systems. Please note that this item does not come with a warranty. If you have any questions or concerns, please feel free to contact us.