OM Series
 
Replacement stylus, recommended for the following cartridge models: 

OM 5E, OMP 5E, OMB 5E, OMT 5E 
 
All cartridges within the OM range have the same fitting, so they can all fit the Stylus 5, Stylus 5E, Stylus 10, Stylus 20, Stylus 30, Stylus 40 and Stylus 78.
 
Replacement stylus found on numerous turntables
Optimised sound reproduction
Elliptical stylus profile