... IN LASER JET 4250/4300pn:RM1-1083 fuser unit assembly.printer part. original new or refurbished are available.We have ... large storage of HP, CANON LEXMARK ETC We specializing on printers and printer parts on many kinds of brand, ... Jet direct Card, printer main board, power board, printer memory, fuser roller, pickup roller and pressure roller, toner cartridge, ink cartridge, etc.Your inquiry ...