HP LaserJet 4000 / LaserJet 4000n / LaserJet 4000se / LaserJet 4000t / LaserJet 4000tn / LaserJet 4050 / LaserJet 4050n / LaserJet 4050se / LaserJet 4050t / LaserJet 4050tn / LBP1760. Roller Kit for HP LaserJet 4000 4050 - to fix paper jams, multiple sheet pickup problems and improve print quality.
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