Compatible Dell Series 31XL (Series 33) Extra High Capacity Ink Cartridges for Dell V525w V725w Printers with Abacus24-7 Cable Tie (Value Pack, 3 Black) Compatible Dell Series 31 Black Ink Cartridges Universal Compatible Cartridge replacement for Dell Series 31 Replacement for Dell Models V28CF, 331-7689 For use with Dell V525w & Dell V725w printers