For Use In Cartridge Number: 51645A, C6615, C1823, C6578, C6625(#17) **** 2.5oz Black bottle #WJ1020 - 1.5+ refills * 1oz Magenta bottle #WJ6063 - 2+ Refills * 1oz Yellow bottle #WJ7003 - 2+ Refills * 1oz Cyan bottle #WJ2044 - 2+ Refills * Also Includes: 4 syringes, 1 plastic fill tip, 3 needles, instructions, alen wrench, set screw, gloves ** NOTE: You will also need a "Vacuum Clip" tool to create the right amount of pressure in the black cartridge.