Ricoh GH2220 print head original print head

Size : 61.8(W) × 40.5(D) × 23.3(H) mm (2.43" × 1.59" × 0.92") Number of Nozzles : 384 Nozzle spacing (Within a row) : 0,1693 mm/row Nozzle spacing (Row to row distance) : 0.931 mm Method : Piston pusher with metallic diaphr