Harken 40 Self-Tailing Alum Quattro Performa Winch, 2 Drum, 2 Speed - 40STQP40 Self Tailing Quattro Performa Winch 2 Drum, 2 Speed All Performa winches feature sandblasted drums optimized for halyard and sheeting applications using small diameter, high tech line. The Quattro model is an all in one aluminum winch used on boats that require extremely fast winches to handle large asymmetrical spinnakers, but also need power to trim the genoa upwind. The 2 speed Quattro features two drum diameters and four line speeds.