Toner Refill Kit 4 Pack compatible with Samsung CLP-510 CLP510 CLP-560 CLP-510D5C CLP-510D5M CLP-510D5Y CLP-510D7K INCLUDES 4 RESET CHIPS Kit comes with 4 Bottles, Easy Instructions, Funnel Cap, Latex Gloves if needed; Each Bottle is good for at least the same page yield as a new cartridge, usually a bit more. Product is guaranteed to be same quality print, Bottle size may vary BUT gram load is always the same. Great phone support with Laser Tek Services, not usually needed, but if you need it we are there for you. 4 Reset chips included! Save big each time you refill and go green Toner Wipes- These cloths are chemically treated to attract toner dust.