Features: *Big Size:Measuring 17cm in diameter, these replacement wheels are designed to provide a smooth and stable ride for your shopping cart or trolley. * Material:Made of high-quality plastic material, these replacement wheels are built to last and withstand everyday use, providing long service life. *Easy DIY Installation:With a size of 170*8mm, these replacement wheels are easy to install on your shopping cart or trolley without any special tools or expertise required. *Improved Maneuverability:Enhances the maneuverability of your shopping cart or trolley, making it easier to navigate through crowded spaces or uneven surfaces. *Enhanced Stability:By replacing your old worn-out wheels with these new replacement wheels, you can enjoy increased stability and prevent any wobbling or shaking while moving your shopping cart or trolley. Specifications: *Product Name:Replacement Wheels *Material:Rubber+Plastic *Size:About 170*8 mm(Total Dia.*Hole Dia.) *Color:Black+Silver Package Content: 2 * Replacement Wheels Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.