Martin Headset Tiedown With Rope Nose by Martin Saddlery. Ideal for horses who throw their heads or carry their heads too high. Puts pressure on the horse’s nose first and like a gag bit, the cheek will slide, increasing pressure on the poll until the noseband hits the top stop and the poll pressure increases. The combination of pressure points helps the horse carry his head lower.Headsetter tiedowns are becoming one of the most popular training pieces of equipment for ropers. Their versatile use makes them ideal for horses who throw their heads or carry their heads too high while roping.