Add to Cart Compare Quick view HUMMINBIRD HELIX 7 CHIRP MEGA SI GPS G3N GPS FISHFINDER/CHARTPLOTTER MSRP: Now: $899.00 Was: Master the underwater world like never before with the Humminbird® Helix 7 CHIRP MEGA SI GPS G3N GPS Fishfinder/Chartplotter. This robust Humminbird fish finder sports a spacious, vivid 7" display for easy viewing of the powerhouse array of... MSRP: Now: $899.00 Was: Add to Cart Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $899.00 Was: Subtotal: Add to Cart