Helmsman Compass Features:

• 3-3/4" PowerDamp Flat Dial
• Easily Installed, Fits 4" (10.16cm) Mounting Hole. (NOTE: Be sure you print the template Actual size)
• Exclusive Built-in Green NiteVu Night Illumination
• Built-in Compensators to Easily Adjust for Deviation
• Scientifically Matched Sapphire Jewel and Hardened Steel Pivot Dial Movement
• Powerful DirectiveForce Magnets for Fast Heading Lock-on
• Movable Sun Shield
• 45 Degree Lubber Lines
• High Temperature Composite Construction for Extended Operating Range
• Adapter Rings Available. Sold separately. 6" (15.24). Retrofits Existing Mounting Hole for Model No. HF-72 order H-ABLK. For Model No. HF-72W order H-AWHT
• 100% Repairable
• Made in United States