Usage Tips:Note: Before buying, make sure that the water pipe leak repair clamps are suitable for your water pipe size to avoid mismatch. For example, if your pipe outer diameter is 19mm, then the repair clamp inner diameter of 19mm-22mm is very suitable. Quality Material: Copper pipe leak repair kit, well-made, integrated body, with high-density composite rubber inner ring, completely leaks. Compared with other emergency pipe repair kits, it has a better sealing effect and both sides are connected to make the pressure more even. Ease of use: Absolutely stopped the leak. Easy to install. The user-friendly design of the pipe repair fixture makes the application process surprisingly simple and hassle-free, even for people with limited plumbing experience. Pipe Leak Repair Clamp: For plastic metal pipe leakage repair for burst or punctured Pipes, Can be also used for pipe connection, it is reusable. The Pipe repairer is suitable for cast iron pipe, cement pipe, PVC pipe, PE pipe, etc. Warm Tips: If you have any questions about the pipe repair clamp, or have any questions after receiving the product, please be sure to contact us first! We try our best to solve the problem ! Specifications: B: 19-22mm Width: 5.7cm colour: Silver Material: Stainless Steel Package Contents: 1 * Pipe Repair Clamp Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.