Transfer unit for use with ricoh spc311n, spc312dn, spc320dn, spc340dn, spc342dn. This is a OEM DRUM/MASTER/COPY CTG/OPC RICOH brand Drum Supply (TRANSFER UNIT) that works with the following printers / machines (SPC311N, SPC312DN, SPC320DN, SPC340DN, SPC342DN). Product Features: Compatible with: Ricoh SP C311N, SP C312DN, SP C320dn, SP C340DN, SP C342DN Duty Cycle: Up to 90000 pages Printing Technology: Laser Product Description: Ricoh Type SP C310 - printer transfer belt Product Type: Printer transfer belt. TRANSFER UNIT. SPC311N, SPC312DN, SPC320DN, SPC340DN, SPC342DN. OEM RICOH Brand.