The VICASKY 4pcs Tape Recorder Pressure Roller is a set of audio parts designed for cassette tape machines. The pinch roller can be used in various audio and video recorders, offering multiple recording modes to suit different needs. The press wheel ensures durability and stability during recording, making it suitable for recorders, CD players, and video tape recorders. The pinch roller is small, portable, and lightweight, making it easy to carry and use on the go.