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			Its a shot in the dark, but i need a Garmin GSD 20 black box sounder. I am trying to use my 276c chartplotter as a color sounder too. Online they are expensive for something discontinued. So if you know where to get one cheap please let me know.
		 
		
		
		
		
		
		
			
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	84' V-20 Steplift w/ 175 Yamaha  | 
		
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