RICOH Color Cartridge Refilling Step by step tutorial | Copier.Pk - YouTube
Amazon.com: Laser Tek Services Compatible Toner Refill Kit Replacement for Ricoh Type SPC310HA 406475 406476 406477 406478 Works with Ricoh SPC 231 232 242 310 311 Printers (Black, Cyan, Magenta, Yellow, 4 Pack) : Office Products
Ricoh 406942 RICOH AFICIO SP100C TONER REFILL BLACK Toner Toner.com information
Amazon.com: TM-toner 4 times Toner refill kit with chip and hole making tool for Ricoh SP 100LA SP 100, 100 E, SP112SU, SP112SF cartridge printer : Office Products