Features: Upgrading your vacuum with these replacement wheels featuring anti hair grooves and tool free 5 second installation for restored mobilitys. Precisions engineered with motor gears and wear resistant materials, these wheels ensure balanced tractions and long lifespan than standard plastic component. Perfect for pet owners or households with thick carpets requiring frequent robot vacuum maintenance and enhancing obstacle climbing performances. Enables seamlessly navigation across mixed flooring types including thresholds and carpets while actively resisting hair entanglement during daily cleaning cycles. Matching white design specifications while incorporating upgraded bearing for quiet operation and stable power transmission on inclines up to 15°. Specifications: Material: Plastic Size: Approx. 7.09x3.94x7.48inch(18x10x19cm) Package Includes: 1 Pair Replacement Wheels note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.