Digiland Black Laser Toner replacement for Brother DLB-TN2150 suitable for use in: Brother DCP-7030,7040,7045N, Brother HL-2140,2150N,2170W Bother MFC-7320,7340,7345,7440N,7840W Picture below show how to install toner into the Drum *any plastic tapes or cover (if existed ) need to be removed before installing toner in it place the point of plastic tapes or cover is for storage only for more related products enter link below: PC Circle