The ECO 26 mm 9-spline brushcutter head is a replacement designed to ensure efficient transmission of power from the shaft to the cutting system. With a rugged metal construction and durable internal gears, it is ready to withstand heavy use in grass, brush and dense vegetation. It is compatible with 26 mm transmissions and 9-tooth splined shaft, making it easy to replace the original head on many brushcutters on the market.