Description Production Line Spinning Item 001 Year: 1988 480 spindles Spindle gauge: 75 mm Frang ring diameter: 45 mm Material: steel Spindle diameter: 20.2 mm Quantity: 10 sets Item 002 Year: 1987 504 spindles Spindle gauge: 75 mm Frang ring diameter: 50 mm Material: aluminum Spindle diameter: 20.2 mm Quantity: 4 sets