Garmin GT21 TH Thru-hull Mount Transducer Lalizas old this race marker will not

this race marker will not degrade and become brittle or tacky

SCREW (M10 x 70) Hex Flange - Stainless Steel 10-4010870 Mercury Mariner Spares & Parts

TUBE 22-840831 Mercruiser Mercury Mariner Spares & Parts

Casing: Cast Iron

Garmin GT21 TH Thru-hull Mount Transducer Lalizas old this race marker will notPerfect for coastal and offshore fishermen who want traditional sonar and CHIRP ClearV scanning sonar with a stainless steel stem, this thru hull mount transducer consistently displays clear and crisp fish arches with superior target separation as well as clear definition of structure below the boat. The CHIRP ClearV element has a power rating of 500 W and operating frequencies of 260 455 kHz. The traditional sonar has a power rating of 600 W and