Carrot's compatible laser toner cartridges and supplies for Brother HL-5170D are designed to offer the best print performance, dependability and consistent yields that meet or surpass Brother OEM (Original Equipment Manufacturer) specifications for the Brother HL-5170D and offer high-quality output. These compatible toners are brand new and are a smart alternative to high-cost OEM Brother laser toner cartridges and supplies, offering substantial savings over the brand-name laser toner cartridges and supplies. Using compatible replacement laser toner cartridges and supplies for your Brother HL-5170D will not void your printer warranty. Carrot Ink guarantees 100% satisfaction on quality HL-5170D laser-toner cartridges and printing supplies.