This is the updated 44mm Drive Shaft for the Hot Bodies Cyclone series.FEATURES: Constructed of aluminum, purple in colorINCLUDES: Updated 44mm Drive Shaft for the Hot Bodies Cyclone seriesREQUIRES: Installing following instructions in manualCOMMENTS: This updated drive shaft is grooved in the center and is not compatible with the non-grooved older versions.Hot BodiesPart HBS61338