Feature: 1. Can move continuously at high speed. The surface of the drag chain is glossy and firm, reducing the resistance to the air pipe and the friction and noise. 2. Made of high‑quality nylon 66 material, low temperature resistance ‑25℃, high temperature resistance 100℃. 3. The drag chain can be disassembled and combined in any length to meet the work needs. 4. Selected high‑quality materials and accurate processing, strong and durable, has a long service life. 5. The product has extremely low working noise, making the working environment quieter. Specification: Item Type: Cable Drag ChainMaterial: Nylon 66 Purpose: Suitable for engraving machine CNC machine tool arm, professional cable protection accessories Series: Silent Series Length: 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.) S18 x 37 18 x 37mm / 0.7 x 1.5in 23 x 49mm / 0.9 x 1.9in 28mm / 1.1in 38mm / 1.5in 48mm / 1.9in 26mm / 1in 16.7mm / 0.7in . Package List: 1 x Cable Drag Chain