Q2439-69001 - HP Automatic Duplexer Unit Assembly for LaserJet 4200 / 4300 Series Printer Q2439-69001 - HP Automatic Duplexer Unit Assembly for LaserJet 4200 / 4300 Series Printer $58.82
Q2439-67902 - HP Automatic Duplexer Unit Assembly for LaserJet 4200 / 4300 Series Printer Q2439-67902 - HP Automatic Duplexer Unit Assembly for LaserJet 4200 / 4300 Series Printer $58.82
Q2439-69003 - HP Automatic Duplexer Unit Assembly for LaserJet 4200 / 4300 Series Printer Q2439-69003 - HP Automatic Duplexer Unit Assembly for LaserJet 4200 / 4300 Series Printer $156.40
Q2439-67901 - HP Automatic Duplexer Unit Assembly for LaserJet 4200 Series Printer Q2439-67901 - HP Automatic Duplexer Unit Assembly for LaserJet 4200 Series Printer $349.76
Q2439A - HP Automatic Duplexer Unit Assembly for LaserJet 4200 / 4300 Series Printer Q2439A - HP Automatic Duplexer Unit Assembly for LaserJet 4200 / 4300 Series Printer $98.05
RU5-8068 - HP Duplexer Assembly for LaserJet 4200 / 4300 RU5-8068 - HP Duplexer Assembly for LaserJet 4200 / 4300 $53.57