Compatible Models: Replacement TriCut Roller Brush Compatible with for P50 Pro Ultra Robotic arm Vacuum. Cut-Hair Roller Brush: This cutting hair brush is made of high quality materials to a long service life, effectively prevent entanglement and tangling, and effectively remove accumulated hair. Widely Used: Main brush with anti-pinch and anti-stuck, Ideal for pet hair, carpet and hard floor. Easy to Replace: The replacement main brush is perfectly compatible with your machine and you can easily complete the replacement. Quality Service: To the normal use of your machine, please clean and replace accessories spare in time. Compatible Models:Compatible for P50 Pro Ultra Colour:As Shown Material:Plastic Package Contents: 1 * roller brush 2 * side brushes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/