1,Wear resistant and skid resistant, low bass and high speed, smooth and firm surface 2,Reducing resistance and friction with air pipe, low noise, high speed and continuous movement 3,Made of nylon‑PA66, 25° low temperature resistance and 100° high temperature resistance 4,Allow you to make detachable combination of any length, to meet the needs of work 5,Select excellent materials with accurate processing, product life is greatly extended Item Type: Drag Chain Material: Nylon 66 Application: Suitable for engraving machine, CNC machine tool, mechanical arm, professional cable protection accessories Series: Low noise series Length: Approx. 0.7meter or 2.3ft(detachable assembly of any length) Working Temperature: - 25 - 100 ℃ Model (inner height x inner width or mm)(approx.) Outer height x outer width or mm(approx.) Turning radius or R (mm)(approx.) Joint length or mm(approx.) Pitch or mm(approx.) D20x25 35 x 39mm or 1.4 x 1.5in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.9in 50mm or 2in 33.5mm or 1.3in D20x38 35 x 52mm or 1.4 x 2in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.10in 50mm or 3in 33.5mm or 1.4in D20x50 35 x 64mm or 1.4 x 2.5in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.9in 50mm or 4in 33.5mm or 1.5in D20x57 35 x 71mm or 1.4 x 2.8in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.9in 50mm or 5in 33.5mm or 1.6in D20x67 35 x 74mm or 1.4 x 2.9in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.9in 50mm or 6in 33.5mm or 1.7in D20x75 35 x 89mm or 1.4 x 3.5in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.9in 50mm or 7in 33.5mm or 1.8in D20x77 35 x 91mm or 1.4 x 3.6in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.9in 50mm or 8in 33.5mm or 1.9in D20x100 35 x 114mm or 1.4 x 4.5in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.9in 50mm or 9in 33.5mm or 1.10in D20x125 35 x 139mm or 1.4 x 5.5in 55mm or 2.2in, 75mm or 3in, 100mm or 3.9in, 125mm or 4.9in, 150mm or 5.9in, 200mm or 7.9in 50mm or 10in 33.5mm or 1.11in 1 x Drag Chain Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store