For NARWAL J4 Smart Sweeper Universal Wheel Guide Wheel Accessories, Without Stand, With Stand

1. Real-time fit to the ground to achieve deep cleaning effect
2. Silent and smooth, non-slip and wear-resistant
3. Easy to install and disassemble, easy to replace
4. Applicable model: for NARWAL J4
5. Material: plastic
6. Size: about 4.5x3.7cm
7. Weight: about 18.5g