Ritchie RA-91 RitchieAngler Compass - Bracket Mount - Gray [RA-91] Marine Navigation & Instruments | Autopilots If the combined length of

If the combined length of your antenna and all extensions is more than 8 feet

It requires a stand-off upper bracket

40/10 degree Beam Angles

5/8 wave over 1/2 wave dipole

Ritchie RA-91 RitchieAngler Compass - Bracket Mount - Gray [RA-91] Marine Navigation & Instruments | Autopilots If the combined length ofRitchieAngler Compass Features: 2 3 4 (70 mm) Direct Reading Dial Easily Adjustable Bracket Mount with Thumbscrews No Glare Gray Finish with High Visibility Blue Dial Distinctive RitchieAngler graphics Scientifically Matched Sapphire Jewel & Hardened Steel Pivot Dial Movement Internal Green Night Lighting Built in Compensators to Easily Adjust for Deviation Movable Sun Shield DirectiveForce Magnets 100% Repairable Exclusive 5 Year Ritchie Warranty