YATUNINK Remanufactured Print head Replacement for HP 11 Printhead 11 Printer Head C4810A C4811A C4812A C4813A Printhead (1 Black+1 Cyan+1 Magenta+1 Yellow , 4 Pack) Contents:1 x Black 11 Printhead & 1 x Cyan 11 Printhead & 1 x Magenta 11 Printhead & 1 x Yellow 11 Printhead. Type: Remanufactured printhead but work as same as original. Guarantee: 1 Year Quality Warranty & Fast Free Shipment; Get vibrant color and consistently accurate image quality; We strive to offer our customers the best shopping experience. Compatible Models: Designjet 10, Designjet 20, Designjet 50, Designjet 100, Designjet 120, Designjet 70, Designjet 100, Designjet 111, Designjet 500, Designjet 510, Designjet 800, Designjet 815, Designjet 820 Officejet 9110 Officejet 9120 Officejet 9130 Officejet Pro K850 Officejet Pro K850dn. we can provide a guarantee to every customers who purchased our products, once there are any problems, we will make all our efforts to help you and if you don't want to posses it , we can offer you the full refund. 1 x Black 11 Printhead 1 x Cyan 11 Printhead 1 x Magenta 11 Printhead 1 x Yellow 11 Printhead Designjet 10 Designjet 20 Designjet 50 Designjet 70 Designjet 100 Designjet 111 Designjet 120 Designjet 500 Designjet 510 Designjet 800 Designjet 815 Designjet 820 Officejet 9110 Officejet9120 Officejet9130 Officejet Pro K850 Officejet ProK850dn