 
      
Encore Chip for Lexmark MS/MX 517 617 Ultra_High Capacity.
MODEL: 
Lexmark  51B1X00
page yield : 20,000 @ 5% coverage.
Compatible Device.
Lexmark   MS517,  MS617,   MX517,  MX617 series. This chip won't work with MS317, MX317, MS417, MX417 Series.
