Hummingbird Helix 7 SI-GPS Head unit only Tested Sold by orcock0 | Ends on 2024-05-05 14:44:03 Current Bid: USD 222.50 Bid Online More Fishfinders from auctioneer: Hummingbird Helix 5 SI-GPS Head unit only Tested 2 bids $103.50 USD Humminbird Helix 7 MDI GPS G3N W/Transducer Tested 45 bids $410.00 USD