Shop At 247 &reg; Brother Compatible TN-336BK TN-336C TN-336Y TN-336M TN336 (High Yield 4,000 Pages) Black / Color Set Toner Cartridge MFC-L8600CSW, HL-L8250CDN, L8350CDW, L8350CDWT Compatible Brother TN336BK Black/Color Set Laser Toner Cartridge for MFC-L8600CSW, HLL8250CDN, HLL8350CDW, HLL8350CDWT Shop At 247 offers One-Year Warranty against defects Shop At 247 offers 180 Days Money Back Guarantee Page Yield Up to Black 4000 / Colors 3500 Pages at a 5% Coverage These replacement cartridges were professionally manufactured in an ISO 9002 factory