Brother black thermal transfer film ribbon pack of 4 pc304rf product overview brother black thermal transfer film ribbon pack of 4 pc304rf this genuine brother refill ensures the best possible performance and reliability from your fax machine compatible with pc301 cartridges the easy installation lets you resume fax reception in no time this pack of four ribbons lets you print up to 940 a4 pages colour black page yield up to 940 pages compatible with pc301 cartridges replacement ribb