Phonograph stereo cartridge with styli EV 261, replaces: Acos GP-81-1, Acos GP-81-D, EV 261D. Ceramic, 0.5 volts output. New old stock. When you purchase a cartridge you accept the needles that are mounted in it. We do not guarantee or replace needles mounted in purchased cartridges. Search my store titles and descriptions. Enter your needle no., cartridge no., or brand name. E-mail for further help.