Commercial poly v long lasting vacuum belt for select Sanitaire upright vacuum cleaners.
Sanitaire belt part number 77133 fits:
Duralux - S9120, S9120A Duralux Dual Motor - SC9150, SC9150A, SC9150B Multi Surface Quiet Clean - SC9180, SC9180A, SC9180B Precision - PE7025A Eureka Commercial - C4910 
