Hayward RCX26001 Bearing Guide Roller Replacement for Select Hayward Robotic Cleaners Bearing guide roller replacement Fits hayward tigershark robotic cleaner models rc9956cc, rc9965cc, rc9950a, rc9950gr, rc9950 Also fits hayward tigershark qc and plus robotic cleaner models rc9990gr, rc9990, rc9990a, rc9955gr Weighs 1.3-Pound