Features Model Number: HF-742 3 3/4-in PowerDamp flat dial Fits 4-in mounting hole 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 Adapter rings included 6 in (15.24) retrofits the existing mounting hole for model HF-72/73 45-degree lubber lines High-temperature <em>composite</em> construction for extended operating
HF-743W - Helmsman Helmsman <em>Compass</em> Features: * 3 3/4 CombiDamp Dial * Easily Installed, Fits 4 Mounting Hole * 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 * Adapter Rings Included. 6 (15.24) Retrofits Existing Mounting Hole for Model No. HF-72/73. * 45 Degree Lubber Lines * High