1. You can select the high speed or the slow speed, clockwise or anti-clokwise according to the Model of your circular knitting machine.
2. SER lycra feeder series all use alloy yarn feeding stick, never rust
3. You can either choose front stop motion or back stop motion
4. There are three voltages available, 24V, 12V, 6.3V
5. You can choose punched belt wheel (P), or timing belt wheel (T)