Marine Swivel Mounting Bracket
Replacement marine swivel mounting bracket for the 400 - series Fishfinders, Chartplotters, and Sounders
Compatible Devices:
- Fishfinder 400C
- GPSMAP 420/420s
- GPSMAP 421/421s
- GPSMAP 430/430s
- GPSMAP 431/431s
- GPSMAP 440/440s
- GPSMAP 441/441s