Amazon.com: DoorStepInk Remanufactured in The USA Ink Cartridge Replacements for Lexmark 36XL 36 XL / 37XL 37 XL 18C2170 Black 18C2180 Color for Z Series Z2420 X Series X6675 X6650 X5650 X4650 :
Lexmark 36 Black Ink Cartridge
Amazon.com: Lexmark International, Inc - Lexmark No. 36/No. 37 Black And Color Return Program Ink Cartridges - Inkjet - 175 Page Black, 150 Page Color - Black, Color "Product Category: Print Supplies/Ink/Toner Cartridges" : Office Products