ITEM NAME:Universal Thread Tension For Industrial And Computerized Description: Made of high quality metal material, durable to use. Easy to install and use. With smooth surface, no scratches, greatly increase your efficiency. Fit for both industrial sewing machine and computer sewing machine. Specification: Material: Metal Size: Approx. 45 x 26 x 26 mm / 1.77 x 1 x 1 inch Package Includes: 1 Piece Thread Tension Note: Please allow a little size error due to manual measurement. Please be reminded that lighting effects and monitor's brightness/contrast settings etc, the item's color may be slightly different from the pictures. Please understand. SKU: DMO0019404674006084.1 Piece Thread Tension. Fit for both industrial sewing machine and computer sewing machine. Easy to install and use.