Shakespeare 5228-4 4' Heavy - Duty Extension Mast [5228-4] Electrical | Wire Management 12 volt heavy-duty motor with

12 volt heavy-duty motor with anti-rotation drive shaft

fit the white grille into place

side-by-side images on your compatible chartplotter

Cast hex for easier installation

Taking a Photo:

Shakespeare 5228-4 4' Heavy - Duty Extension Mast [5228-4] Electrical | Wire Management 12 volt heavy-duty motor withShakespeare Galaxy Style 5228 4 4' Heavy duty Extension Mast Like the 5228, but 4' length (nominal). Constructed of high quality Shakespeare white fiberglass, and finished to match Galaxy antennas. This 1 1 2" d"iameter extension mast can be used to increase height of an antenna and thus improve effective range, or to boost placement of an antenna above on board obstructions. IMPORTANT! If the combined length of your antenna and all extensions is more