Description:This bearing roller tire repair tool is made of wooden handle and metal wheel, which is very durable and portable. It is designed to roll down inner tube and tyre repair patches to remove trapped air, so as to ensure good adhesion andseal between patch and tyre.There are bearing inside, which can make this tool using easier and more labor-saving. Features:1. Designed to roll down inner tube and tyre repair patches to remove trapped air, so as to ensure good adhesion andseal between patch and tyre.2. Made of wooden handle, which is durable, lightweight and portable.3. Bearing inside design makes it using easier and more labor-saving.Specifications:Item Name: Patch Tire Repair ToolMaterial: Wooden and MetalWheel Diameter: Approx. 4cm / 1.57"Total Length: Approx. 18cm / 7.09"Package Weight: Approx. 130gPackage Included:1 x Repair ToolNote:Please allow 1-5mm error due to manual measurement. Thanks for your understanding.