Pack of 4 replacement roller brushes for Roomba vacuum cleaners of the 800, 900, 850, 860, 861, 866, 870, 880, 890, 900, 960, 980, 981, 985 series.--DTEKGAZ

General Description: This set of 4 replacement roller brushes is specifically designed for Roomba robotic vacuum cleaners in the 800 and 900 series, including models 850, 860, 861, 866, 870, 880, 890, 960, 980, 981, and 985. Made from durable and environmentally friendly materials, these brushes ensure effective floor cleaning and keep your robot cleaning as well as with original parts. Technical Specifications: Compatible with Roomba models: 800, 900, 850, 860, 861, 866, 870, 880, 890, 960, 980, 981, 985. Materials: Durable and environmentally friendly. Usage: To maintain optimal performance from your Roomba robotic vacuum cleaner, it is recommended to replace the roller brush and rotating brush every 6 months. For households with pets, a shorter replacement cycle is recommended.