... Gauge5G, 7G, 9G, 12G, 14GKnitting speedControlled by frenquency conversion to adjust speed, 6 grade speed, Max. Speed: 1.2m/sec ... and low butt jackStitchStep motor 150 levels program instruction adjust, 8-group stitchMain function and featureThis kind of machine ... Transmission modeSynchronous belt moves bacn and forth, can freely adjust working widthControl modeControlled by computer program. LCD large ...