Konica Minolta QMS Magicolor 2300 Magenta Toner Refill Kit. Refills 1710517-003 and 1710517-007. Manufactured by Toner Eagle. Toner is designed specifically to work in the Konica Minolta QMS 1710517-003 and 1710517-007 (Magenta) toner cartridges. We test many toner samples from toner manufacturers. Most are rejected as they do not meet the look and specifications of the OEM toner. The toner we sell DOES match OEM toner! You will save up to 80% on the cost of your toner cartridges. Refilling your own toner cartridges is more environmentally friendly than buying new, compatible, or even remanufactured toner cartridges. There is almost zero waste. We provide easy-to-follow instructions with photographs of the process. The process is so easy that most people do not need help. But if you do need friendly tech support, we are only a telephone call away. We guarantee that you will be happy with our productor we refund your money.