Features: Use to ensure an even seal between patch and tyre. After the tire cold patching cement is attached to the tire, the gas between the cold film and the tire is rolled out with a compaction roller to ensure that the film is firmly adhered to the tire, thus making repaired tire more durable. These tire repair tools are effective and wear-resistant, ideal-as tire repair accessories for car, trucks, motorcycles, bicycles, bicycles, e-bikes, automobiles, and more. Tire repair rollers are designed to roll off inner tubes and tire repair patches to remove trapped air, ensuring a good-bond and seal between the patch and tire. The inner tube repair kit has bearings to make this tire repair tool easier to use, durable and portable. Specifications: Material:Metal+Wood Length:Approx.19cm/7.48inch Length:Approx.18.5cm/7.28inch Length:Approx.18cm/7.08inch Package Includes: 1x Car Tire Patch Roller note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.