Usage Tips:Features: 1.Powerful reductibility enables this print head to restore natural colors. 2.The printer print head has been polished, which will not get stuck or jam. Offers a stable and smooth printing. 3.To print all details of image with no line missing. 4.Widely suitable for HP 500 510 800 series. 5.High quality material makes this print head for HP work for a long time.specification: Powerful reductibility enables this print head to restore natural colors. The printer print head has been polished, which will not get stuck or jam. Offers a stable and smooth printing. To print all details of image with no line missing. Widely suitable for HP 500 510 800 series. High quality material makes this print head for HP work for a long time. : Product type: Print Head Polishing treatment: YES Powerful reductibility: Support Suitable: For HP500 HP800 HP510, HP BusinessInkjet1000, BusinessInkjet1100 For Designjet 500ps, Designjet Copier cc800ps For Design jet100/110/70 For Office jet9110/9120/9130 For pro k850/850dn For BusinessInkjet1100dtn, 1200d, 1200dtn, 1200dtw For BusinessInkjet2230 For BusinessInkjet2280, BusinessInkjet2280tn For BusinessInkjet2300, 2300dtn, 2300n For Business Inkjet2600, 2600dt Color: Red, yellow, blue, black for your choice Package size: approx. 8 * 7 * 2.8 cm/ 3.1 * 2.8 * 1.1 in Package weight: 30g/ 1.1oz Package List: 1 * Print Head for HP Note: Please note that the type and old type of this product will be sent randomly, and make sure you will not mind before ordering.