rail Model Number : SXG5080/SXG10080 Guide Width or Diameter : 12mm Ballscrew type : SFU1605/SFU1204/SFU1610 Effective stroke : 50mm-1200mm Optional Guide Type : 2*MGN12R Slider Type (for 100*80mm table) : 4*MGN12H Maximum speed : 500mm/s