... 16Gwidth 32,54,66,80 inches knitting speed Controlled by frequency conversion to adjust speed,6 grade speed ... pepper and salt,strip cord and so onDensity Controlled by stepper motor, 8 levels density, can be ... regular working and stopsafty cover whole machine covered by transparent plexiglass, saftey, low voice.computer control system ... 480kg/400kg Computerized Collar Knitting Machine(B type)