Replacement Parts for Shark AI AV2501S, AV2501AE, AV2511AE, RV2502AE, RV2520AOUS, AV2510AOUS Robotic Vacuum Cleaner Accessories Kit With Main Brush Side Brush Filter The replacement parts compatible with Shark AV2501S/ AV2501AE/ RV2502AE/ RV2520AOUS/ AV2510AOUS Vacuum Cleaner. Main brushroll made of Environmentally friendly material, resistant, delicate and soft, effectively helps the robot vacuum to clean the floor. The High-Efficiency HEPA Filter captures up to 99.5% dust, dirty, pet hair, and small particles. To keep your AV2501S/RV2502AE AI Robot Vacuum running at high performance, the attachment are recommended to be replaced every 2-3 months. Package Includes : 1 Main Brush, 5 HEPA Filter, 8 Side Brushes, 1 pre-filter, 1 self-empty clean base filter, 1 sets of sponge filters., 1 Cleaning Brush.