Pfanstiehl needle replaces the following Ortofon / Concorde needles: STY-5, STY-5E, STY-10, STY-5, STY-15, STY-20, STY-30, STY-7, STY-14. Used in Ortofon / Concorde LM-10, LM-15, LM-20, LM-20H, LM-30, LM-30H. Diamond Tip. Speeds: 16, 33, 45 RPM. Tip Radius: .7 Mil Conical . Tracking Force: 1.5 grams. Made in Switzerland. Pfanstiehl has been in the turntable 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, if the cartridge has been changed, the stylus may not fit. If you are unsure, please dont purchase