Dear sir Simulate floppy to usb conversion for flat knitting machine is our latest products. It replaces the floppy disk driver through 34PIN floppy disk driver interface,with this conversion unit installed ,you will never use the floppy disk .but use USB flash disk. It is easy to install ,and easy to use. Most model of SHIMA SEIKI STOLL STEIGER flat knitting machine are suported. If you are interested in my products ,contact me. Wish pleasant cooperation!