Tecnoseal X11AL Shaft Anode - Aluminum - 2-1/2" Shaft Diameter [X11AL] Entertainment | Over-The-Air TV Antennas 5 dB gain AIS antennas

5 dB gain AIS antennas offer unsurpassed durability and performance compatible with all AIS transponders

Grommet requires 3/4" Hole

Adapter for 3/4 " External Garden Hose Thread included WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer

Detailed coverage of the entire South American continent including the Amazon River

Tecnoseal X11AL Shaft Anode - Aluminum - 2-1/2" Shaft Diameter [X11AL] Entertainment | Over-The-Air TV Antennas 5 dB gain AIS antennasShaft Anode Material: Aluminum Outer Diameter: 4. 29" Inner Diameter: 2. 50" Height: 4. 03" Weight: 2. 08lbs Holes: 4 Specifications: Material: Aluminum Box Dimensions: 4"H x 4"W x 4"L WT: 2. 2 lbs UPC: 8059617812539 Quick Guide (pdf) Owner's Manual (pdf)