The flat belt maintains the proper tension needed to drive the brushroll, ensuring consistent cleaning power and the removal of deep-seated dirt and debris from carpets.  Specifically designed to be compatible with select Hoover vacuum models, the flat belt guarantees a secure and effective replacement that keeps your vacuum running smoothly.  Fits models FH51104PC, FH51103PC, FH51102PC, FH51102NC, and FH51101.