Description: With strong clips and sturdy construction, this hard-wearing sweeper wheel makes it flexible to turn and move smoothly. For simple operation and easy replacement, this non-slip sweeper wheel is widely compatible and easy to mount. This sweeper wheel is made of high-quality plastic and metal material. The length is 5cm and width is 4.7cm. This sweeper wheel is compatible for IROBOT ROOMBA 6/7/8 Series. Item Name: Sweeper Wheel Material: Plastic, Metal Features: Flexible Rotation, Strong Clasp, Easy to Move Size Details: L: 5cm/1.97", W: 4.7cm/1.85"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Sweeper Wheel