Laser Toner Powder for All Ricoh Printers and copiers 161, 201, MP 3315, 4000, 2851, 2852, 2550, 5002, 3350, Ricoh Sp 100, 112, 200, 211, 220, 300, 311, 400, 450, 4500, 4510, 3400, 3600