Get up to 16,000 pages from your ColorQube 8700 printer using this pack of six Black Ink Sticks. The tried-and-tested ColorQube technology uses solid ink for clean and efficient printing, with no environmentally-unfriendly cartridges to dispose of. They're specially shaped for fluid loading and fast speeds. These ColorQube ink sticks are a genuine Xerox product, for unbeatable quality and reliability.