- Pfanstiehl has been in the needle business for over 90 years - longer than anyone else! - PLEASE NOTE: Make sure the needle that you are buying looks exactly like the one you are replacing Installation: Remove old stylus by grasping the sides of the plastic stylus body and pulling downward out of the cartridge. Reverse procedure to install new stylus. CAUTION: DO NOT handle small tube portion of the stylus which is very fragile.