Revo-Print just launched the new compatible toner cartridges
MLT-D309S/L/E

For use in:    

Samsung ML-5510N ML-5510ND ML-5512ND

Samsung ML-6510ND ML-6512ND

We offer brand new compatible cartridge with premium quality materials, every cartridge have been print tested before it ship to customer, there are 3 versions of this cartridge:

MLT-D309S:  10000 Pages

MLT-D309L:  30000 Pages

MLT-D309E:  40000 Pages 

In the meantime, the drum unit for above cartridges: MLT-R309 will be available from us soon.