we can offer the following types for Roland bulk ink system

 1,  1*(C/M/Y/BK)    4  pcs cartridges+ 4 pcs tanks

 2,   2*(C/M/Y/BK)    8 pcs cartridges + 4 pcs tanks
 
 3,   1*(C/M/Y/BK/LM/LC)    6 pcs cartridges + 6 pcs tanks