Nylon towline in accordance with the structure can be divided into i bridge nylon towline with fully enclosed nylon towline; divided into small towline, general type Tuolian with large towline in accordance with the model in accordance with the noise figure can be divided into ordinary towline and mute towline; can be divided in accordance with the form of ordinary towline, the towline in parallel, S-type towline; raw materials into the original package of plastic and recycled plastic. 
 Commonly used models of the nylon towline 
 Plastic towline model is generally based on the internal height and internal width to determine, because they are not standard products, the outer size of the factory are inconsistent. Nylon towline model 7 * 7,10 * 10,10 * 15,15 * 15,15 * 20,15 * 35,15 * 40,15 * 40,15 * 50,18 * 18,18 * 25 18 * 35,18 * 50,18 * 60,25 * 25, 25A * 38,25 * 57,25 * 77,25 * 103,35 * 50,35 * 60,35 * 75,35 * 100,35 * 125,35 * 150,35 * 175,35 * 200,45 * 50,45 * 60.45 * 75,45 * 100,45 * 125,45 * 150,45 * 200,56 * 95,56 * 125, 56 * 175,56 * 200,56 * 300 There 62,65,80 series and other towline. 
 The structure of the nylon towline 
 (A) the towline shape like a tank chain, consisting of a large number of unit link, the link to rotate freely. (2) the towline of the same series within and outside the same pitch, inside width towline, the bending radius R may have a different choice. (3) unit chain around the chain plate and the upper and lower lid, to towline each section can open, easy assembly and disassembly, do not have threading, open the cover to the cable, tubing, trachea, plumbing in drag chain. (4) Also available separate pieces, separated by chain space as needed.