Inner dimensions:18mm*18mm, 18*25mm, 18*37mm, 18*50mm Length: 1M Quantity:1 pcs Uses and traits of plastic towline (1) appropriate for use in reciprocating motion of the occasion, able to integrated cable, tubing, pipe, water pipes, etc. play a role in traction and protection. (2) The towline can open every single part for simple installation and maintenance. Movement, low noise, wear-resistant, high-speed movement. (3) The towline has been widely used in CNC mechanical device tools, digital equipment, fire battling machinery, stone machinery, glass machinery, windows and doorways machines, injection molding machines, robots, overweight transportation equipment, automated warehouses. Shipping Please open the package and check if there are some damages before sign, if there are some damages , please do not sign and contact us immediately We will choose the best way send the goods to you if the courier you choosed it not good to Clearance We ship to worldwidebut If your country's custom is strict, please contact us before you bid to check detail and confirmed. Payment We accept bank TT,western union,moenybook,moenygram etc Payment must be made within 48hours of the auction end time Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer responsibility. Refund When you have the parcel,and not satisfied the goods or it is other problem like as broken,pls tell us the detail reason and provide the photos Any reason required for all refund. Item must be in it's original condition and no physical damage. Buyer responsible for all shipping cost Contact us Welcome worldwide customer inquire and questions,we will try to do our best to feedback customer?s email within 1 business days. Customer's satisfaction is very important to us.