... 100pcs 3.Replacement 1:1 4.Guarantee 12 months 1055 CISS, Continuous Ink Supply System for HP1050/1055 CommodityFor HP Designjet 500/800 CISSSuitable ... and parts: like ink cartridge, clip, refill kit, printer head, main board, net card, power board, carriage assembly, CISS, formatter board, separation ... send us a inquiry now? Enjoy your life! 1050/1055 CISS, Continuous Ink Supply System for HP1050/1055