Description: Premium Material: The nut is made of high quality metal, the sleeve is made of pvc, wear resistant, sturdy and durable, and can be used long time.Easy to Use: This jump skipping rope screws adjustable screws allows you to adjust the rope length properly for your height. The cap sleeves can protect the top of your jump rope from bifurcation.Perfect Size: The screws and end caps cover set are suitable for adjusting and fixing the length of wire rope skipping rope. dimensions: end cap length: 17mm, screw thread diameter: 4.5mmGood Replacement: Replacement speed jump rope cable adjustable screws and ends caps work for most cable skipping ropes. Necessary replacement parts for speed athletes.Universal Accessories: The package includes 2 screws and 2x end caps Suitable Adjustable screws and end caps work on most cable skipping rope. Specification: Material: Metal, PVCEnd Cap Length: 17mm/0.67inchScrew Thread Diameter: 4.5mm/0.18inch Package Includes: 2 Adjustable Screws2 End Caps Note: Please allow slightly errors due to manual measurement and different monitors.