Sansui APS 310, ST10D, Has .7mil conical diamond tip. Tracking force: 2-4grams. Stylus assembly pulls out of the front of the body of the cartridge. Color are white or red. Also used in Micro Seiki V207; Mitsubishi DMC6001, 6002; CEC 2; Coral CP300, CH 7000D, ST630;