Garmin BlueChart g3 Vision HD - VCA018R - Inside - Outside Passage Boat Lightning Single loop head blocks include

Single loop head blocks include an O-ring to separate running line from head lashing or fixing

hi/low power selection

For added benefit

Both the left and right speaker wires from the source unit or amplifier only need to be routed to one location for connection

NSS7 evo3 7" Chartplotter/Fishfinder MFD

Garmin BlueChart g3 Vision HD - VCA018R - Inside - Outside Passage Boat Lightning Single loop head blocks includeBlueChart g3 Vision HD VCA018R Inside Outside Passage microSD SD Coverage: Inside and Outside Passages around Vancouver Island, specifically: the Strait of Juan de Fuca, the Johnstone Strait, the Strait of Georgia, the Queen Charlotte Strait, Quatsino Sound, the San Juan Islands, the Fraser River to Chilliwack, Harrison Lake, Pitt Lake, Jervis Inlet, Bute Inlet, Knight Inlet and the extreme southern portions of Hecate Island. Ports covered include