Tecnoseal X9MG Shaft Anode - Magnesium - 2" Shaft Diameter [X9MG] Brand_SI-TEX There are also a variety

There are also a variety of hard keys for quick access to important functions

Addition of an NMEA 2000 adapter allows each GDT 43 transducer to share its data over the NMEA 2000 network to a compatible Garmin chartplotter or instrument display

instrument displays and autopilots

with an automatic gain control

UPC: 070382156169

Tecnoseal X9MG Shaft Anode - Magnesium - 2" Shaft Diameter [X9MG] Brand_SI-TEX There are also a varietyShaft Anode Material: Magnesium Outer Diameter: 3. 02" Inner Diameter: 2. 00" Height: 3. 25" Weight: 0. 60lbs Holes: 4 Specifications: Material: Magnesium Box Dimensions: 3"H x 3"W x 3"L WT: 0. 7 lbs UPC: 8059617818678 Quick Guide (pdf) Owner's Manual (pdf)