GROCO Garboard Drain w/Plug [TD-500] MRP with NMEA 0183 listeners to

with NMEA 0183 listeners to share information with navigational software

The nearly-flush housing minimizes drag with only 5 mm (3/16") extending outside of the hull

Convenient for holding your weight while you land the fish

Robust - enclosed housing with dual seal ensures the best component protection in the harsh grey waste environment

Color: Silver

GROCO Garboard Drain w/Plug [TD-500] MRP with NMEA 0183 listeners toGarboard Drain w Plug The Concept Once your boat is in its cradle, sling, lift, or trailer, draining the bilge is easy with a garboard drain. All models install from the outside. TD 500 allows draining from outside by removing the square drive plug.