Based on this product's specifications, here are some alternatives and similar models
Replacement brush rollers for iRobot Roomba E/I series — JETtools SB9251 (2 pieces)
Summary description:
Set of two replacement brush rollers compatible with iRobot Roomba E and I series models (including E5, E6, I7, I7+, E5152, I7156). Produced by JETtools, model SB9251, these brush rollers serve as direct consumable components for the main brush assembly, restoring cleaning performance for vacuuming carpets and hard floors. Ideal for routine maintenance and periodic replacement to maintain suction and debris pickup efficiency.