Compatible Alternative Xerox ColorQube 8570/8580 Solid Ink Sticks Black 108R00929 (2 Pack) For those of you looking for absolute OEM quality at an affordable price point, then these compatible alternative Xerox ColorQube 8570 solid ink sticks are your best choice. We comprehensively tested these to find no noticable difference between the genuine original ColorQube 8570 (108R00929) black solid ink sticks. Exact same page counts, same output quality, same installation but just for less. These are Made in the USA just like the original Solid Ink and require no installation cards, or extra proceedures, just pop them in and they work. This pack contains 2x premium compatible black wax sticks for your 8570 and 8580 series printer, they are in stock and available for immediate shipping from The Cartridge Store Canada. Your most trusted family run Canadian Toner Store.