Seaview Mast Mounts are designed to have the radar or satdome as close as possible to the mast. Ultra heavy duty mounting feet and rivets are used to secure the Mast Mount to the mast.• Compatibility: B&G(3G, 4G, HALO20 Models) Radar Antenna/Simrad(3G, 4G Models)/Humminbird HB2124 CHIRP Radar Antenna• Mounting Type: Mast Mount• Height: 7.44 Inch• Material: Aluminum• Color: White Pre-Drilled Under Body Allows For Flood Lights Or Horns To Be Mounted On Certain Models Ultra Heavy Duty Mounting Feet And Rivets Are Used To Secure The Mast Mount To The Mast | Radar Antenna Mount in White