Medium T-Cleat & Fairlead
This 1 1/2" d"iameter extension mast can be used to increase height of an antenna and thus improve effective range
Mounting kit for transom mount 83/200 kHz skimmer transducers
NMEA 2000 certified or NMEA 0183 cable
Garmin GPSMAP 238
Maretron SIM100 Switch Indicator Module [SIM100-01] Marine Navigation & Instruments | Compasses Medium T-Cleat & FairleadSIM100 Switch Indicator Module Maretron's Switch Indicator Module monitors switch closure devices including, but not limited to, safety equipment (heat, smoke, carbon monoxide, explosive vapor detectors), security systems (motion, vibration, glass break, door and port hole magnetic switches), and vessel monitoring equipment (valve closed open, high water bilge). The SIM100 continually monitors these switch closure devices and broadcasts information of