Ease of new line winding and rewinding to an empty spool.Provided with two types of shafts, i.e., a short shaft and a long shaft, for single spool and coupling spool use.Ease of replacement with the provided screwdriver.Incorporating a high-speed 3.5x handle and three ball bearings for smooth and speedy handling.Max. clamp mounting width: 43 mm.Gear ratio: 3.5:1.Shaft size: 8 dia. ? 40 mm (short); 8 dia. ? 100 mm (long).Max. spool installation width: 75 mm (with long shaft used).Accessories: Two shafts (short and long), two nuts, two collars, screwdriver, two screws.