C2061A - HP - Duplexer Assembly for LaserJet 3SI/4SI C2061A - HP - Duplexer Assembly for LaserJet 3SI/4SI $247.76 $209.97
33491-69012 - HP - Fuser Assembly (110V) for LaserJet 4si/3si 33491-69012 - HP - Fuser Assembly (110V) for LaserJet 4si/3si $159.55 $135.21
C2087A - HP - 220V Maintenance Kit for LaserJet 4si / 3si Printer C2087A - HP - 220V Maintenance Kit for LaserJet 4si / 3si Printer $247.76 $209.97
C2087-69001 - HP - 220V Maintenance Kit for LaserJet 4si / 3si Printer C2087-69001 - HP - 220V Maintenance Kit for LaserJet 4si / 3si Printer $171.39 $139.34
RB1-0324-000 - HP - Pressure Roller for LaserJet 4Si/3Si Printer RB1-0324-000 - HP - Pressure Roller for LaserJet 4Si/3Si Printer $77.17 $62.74