The Audio-Technica AT33EV cartridge is thoughtfully and thoroughly designed, meticulously and exquisitely crafted so that each component part enhances the overall cartridge"s ability to track, trace and reproduce signal from the record grooves accurately, perfectly as technologically possible. It is a perfectionist"s cartridge. Channel Balance - 0.5 dB (1 kHz) Stylus Shape - MicroLineTM 0.3 x 0.7 mil nude elliptical Cantilever - Duralumin tapered pipe Mount - Half-inch