New! Replacement for Shark ION Robot Vacuum R85 RV850 RV850BRN RV850WV RV851WV RV871 S86 S87 R71 RV700_N R72 RV720_N R75 RV750_N AV752, Compare to RVSBK950 【REPLACE NEW SIDE BRUSH】If your side brushes have any of the following conditions, you may need to replace them with new ones: The shark robot vacuum doesn't pick up dirt as effectively as it used to / The side brushes don't turn smoothly / The brushes have become deformed or tangled with hair and debris / The brushes have worn-down bristles. ►Replacing with new RVSBK950 shark side brushes replacement ensures your shark robot vacuum's performance is optimum and meets your cleaning needs. (It is recommend to replace side brushes every 2-3 months or when they appear worn.) 【SIMPLE INSTALLATION STEPS】Replacing shark robot vacuum side brushes is an effortless task: ❶ Remove the robot vacuum's dustbin and you can easily see the side brushes attached to the robot. ❷ Carefully remove the side brushes by pulling them out from the slot. ❸ Replace with new ones in the same slot where you removed the old ones, Push the brushes firmly into the slots, ensuring securely attached.►If shark vacuum brushes bristles you received are bent, you only need to soak the side brush in warm water for a few minutes to restore, the bristles will straighten out, and you can use them normally