This product is either discontinued or we cannot get that from suppliers.
Brand: Garmin, Model: 010-10920-00, Type: Mount, Colour: Black, Compatible: Fishfinder 400C / GPSMAP 450/450s / GPSMAP 451 / GPSMAP 451s.
Mount your 400-series fishfinder, chartplotter or sounder to this marine swivel mounting bracket to tilt and swivel for optimum viewing.