0.4 X 0.7 mil Diamond elliptical tip needle , 16 or 33 or 45rpm NOT for 78rpm , 1.5 – 3,0 grams tracking pressure Replaces the following needles:Acutex 310IIE, 312/III, 315/III, 320/IIIAkai RS-100, RS100, RS-120, RS120Astatic C N1801EV PM2890D, PM2891DEHitachi DS-ST-103, DSST103, DS-ST103Kenwood N45, N-45, Magnavox 560418, 560421Radio Shack RS1150Realistic RS-1150, Pfanstiehl 707-DE Used in the following cartridges: ACUTEX 310, 312, 315, 320AKAI PC100, PC-100, PC120, PC-120HITACHI MT-103, MT103MAGNAVOX 560418 Used in the following turntable models: Akai: PC-100, PC100, PC-101, PC101, RS-100, RS100, RS-101, RS101, RS-102, RS102, RS-103, RS103, RS-104, RS104, RS-105, RS105, RS-106, RS106, RS-107, RS107, RS-108, RS108, RS-109, RS109, RS-110, RS110, RS-111, RS111, RS-112, RS112, RS-113, RS113, RS-114, RS114, RS-115, RS115, RS-116, RS116, RS-117, RS117, RS-118, RS118, RS-119, RS119, RS-120, RS120, AP-100, AP100, AP-100C, AP100C, AP-206, AP206, AP-207, AP207, AP-306, AP306, AP-307, AP307, AP-B110, APB110, AP-100, AP100 Hitachi: DST400, HITACHI MC-D-100, MCD100, SDT-1, SDT1, HSDT-1SU, SDT1SU, SDT-300, SDT300, SDT-400, SDT400, SDT-6260, SDT6260, SDT-7675, SDT7675, SDT-7676, DT7676, SDT-7680, SDT7680, SDT-7765, SDT7765, SDT-7778, SDT7778, SDT-7785, SDT7785, SS-6220, SS6220