samsung 510 chip is used for Samsung CLP-510/500/500N/550/550N laser printer .

black chip for CLP-510D7(7k) toner cartridge;

cayn chip for CLP-510D5C5k)toner cartridge;

magenta chip for CLP-510D5 M (5k) toner cartridge;

yellow chip for CLP-510D5Y (5k) toner cartridge.

usd2.00-3.00/pcs