... Model 512-AKnitting width 40",52",60",80",100"(special size could be ordered)Gauge 5G,7G,9G,12G,14G,16GWeaving ... with(size) could be easily adjusted Density adjustment stepping motor 1-150(8-block control) requirements on power supply andelectrical machine AC220 ... ,50HZ,drivde motor of 550W computerized flat knitting machine