Raymarine Wireless Mast Rotation Transmitter [T221] Marine Hardware | Vents Entering the transom 6" above

Entering the transom 6" above the water line

WARNING: This product can expose you to chemicals including Di-isodecyl Phthalate (DIDP) which is known to the State of California to cause reproductive harm

For boats faster than 50 mph the twin cable steering system T72FC is recommended

5" Wide molded poly block with premium quality flared bristles

*Using with ST70 requires purchase of ST70 Wind Pod

Raymarine Wireless Mast Rotation Transmitter [T221] Marine Hardware | Vents Entering the transom 6" aboveThis unique transmitter compensates for the movement of a rotating mast to ensure that you get the most accurate wind readings at all times. Operating as a wireless device on a Micronet network the Mast Rotation Transmitter compares compass information from the boat with its own information and corrects the wind angle coming from a standard wind transmitter at the mast head. Features: No wires Solar powered Light weight Quick Guide (pdf)