M1604017 original refurbished for RICOH MP401/ MP402/SP4510/SP4520 M160-4018 fuser unit /assembly 110/220V - AliExpress
Amazon.com: KROKII for Ricoh SP4520 Toner Cartridge Compatible Used for SP4520DN MP401SPF MP402SPF Printer 2 Black : Office Products
Amazon.com: Replacement Parts for Printer PRTA25891 5PC X M160-4119 Fuser Upper Heat Roller for Ricoh MP401 MP402 SP3600 SP3610 SP4510 SP4520 MP 401 402 SP 3600 3610 4510 4520 : Office Products
RICOH SP-4520 MAINTENANCE KIT SP4520
Upper Fuser Roller for Ricoh Aficio SP4510 4520 MP401 SP4510 SP4520 copier spare parts
Amazon.com: Compatible Drum Unit Replacement for Ricoh SP4520 SP4520DN for Use with Ricoh Aficio SP4520DN MP401SPF MP402SPF Printer,Black : Office Products