1、Can move continuously at high speed, the surface of the drag chain is glossy and firm, which can reduce the resistance and friction with the air pipe 2、Made of nylon 66 material resistant to low temperature -25℃ and high temperature 100℃ 3、The drag chain of 1m/0.7m length can meet the working needs and can be detached and combined. 4、The product has a long service life and is accurately processed by selecting high‑quality materials. 5、Silent series, extremely low working noise, making the working environment quieter. 1 x Cable Drag Chain Item Type: Cable Drag ChainMaterial: Nylon 66Purpose: Suitable for engraving machine CNC machine tool arm, professional cable protection accessoriesSeries: Silent seriesLength: Approx. 0.7meter / 2.3ft/1meter / 3.3ft (can be disassembled and assembled at any length)Working Temperature: -25~100℃ Model Inner height x inner width/mm)(Approx.) Outer height x Outer width/mm(Approx.) Turning radius/R (mm)(Approx.) Connector length /mm(Approx.) Pitch/mm(Approx.)  S25 x 25 25 x 25mm / 1 x 1in 35 x 42mm / 1.4 x 1.7in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in 27mm / 1.1in 22mm / 0.9in  S25 x 38 25 x 38mm / 1 x 1.5in 35 x 53mm / 1.4 x 2.1in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in 27mm / 1.1in 22mm / 0.9in  S25 x 50 25 x 50mm / 1 x 2in 35 x 67mm / 1.4 x 2.6in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in 27mm / 1.1in 22mm / 0.9in