Feature 1[Premium Material] The lane line tightener is made of 304 stainless steel and ABS material, which is scratch resistant, corrosion resistant and durable. 2[S Hook Design] Stainless steel S hook of the tightener and stainless steel tightening shaft, the tightness of the pool lane line is controlled by the tightening shaft. 3[Easy To Use] Professional lane line tightener, the rope of the pool lane line can be fixed on the tightening shaft directly from the back hole, and the tightening can be adjusted. 4[Tensile] Swimming pool lane rope tensioner has high tensile strength, is not easy to be damaged, has strong buoyancy, is wear resistant and has a long service life. 5[Multi Application] Lane line tensioner is widely used in beaches, indoor and outdoor swimming pools, etc, small size, lightweight, easy to carry and use when going out.Item Type: Lane Line TensionerMaterial: 304 Stainless Steel, ABSProduct Tightening Size: Approx. 32.5cm/12.8in, Diameter: Approx. 5cm/1.9inWeight: Approx. 600g/21.1ozApplication: Swimming Lane Line Tensioner .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 xLane Line TensionerNoteManual measurement, please allow some errors. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping!