Now we can offer customers high quality duplicator ink 100% compatible for Riso, Duplo, Ricoh, Gestetner series duplicator. Now ... we can offer customers high quality duplicator ink 100% compatible for Riso, Duplo, Ricoh, Gestetner series duplicator. Model ... service can meet specific requirements Specification:1. Volume: 800ml2. For use in: KS500C,600, 8003. Inner packing: 2bottles/box ...