Lexmark #50F0UA0 - Ultra HY Black Toner genuine
MS510, MS610 series laser printers - ULTRA HIGH YIELD TONER CARTRIDGE (approx. 20,000 page yield)
Lexmark #50F0XA0 - HY Black Toner genuine
MS310, MS410, MS415, MS510, MS610 series laser printers - HIGH YIELD TONER CARTRIDGE (approx. 10,000 page yield) (500XA)
Lexmark #50F1000 - Low Yield Black Toner genuine
MS310, MS410, MS415, MS510, MS610 series laser printers - LOW YIELD TONER CARTRIDGE (approx. 1,000 page yield)
Lexmark #50F1H00 - Standard Black Toner genuine
MS310, MS410, MS415, MS510, MS610 series laser printers - TONER CARTRIDGE (approx. 5,000 page yield) (501H) (Lexmark return shipping label included)
Lexmark #50F1U00 - Ultra HY Black Toner genuine
MS510, MS610 series laser printers - ULTRA HIGH YIELD TONER CARTRIDGE (approx. 20,000 page yield) (Lexmark return shipping label included) (501U)
Lexmark #50F1X00 - HY Black Toner genuine
MS310, MS410, MS415, MS510, MS610 series laser printers - HIGH YIELD TONER CARTRIDGE (approx. 10,000 page yield) (Lexmark return shipping label included)