Features: This needle offers exceptional compatibility,for various turntables including the 500A and D5100E, ensuring users can easily find the perfectly replacement needle. Crafted with advanced technology, this needle delivers superiorsly auditory with clear, rich sound, enhances durability, and easy installation. For auditory producer, and audiophiles enhancing their sound system performances. The sound is clear and bright, hifi and realistically restores and the service life is very long. Completely eliminates the losses caused to customers by the problems of jumping, sliding, and recording of inferior styluses, and bring extraordinary experience to every consumer. Specifications: Size：about 2.2x1.50cm/0.87x0.59in for 500A D5100E 500AL 5107AL D5200SK for 5107 / D 5127 cartridge 500 SERIES 500/505/520 A for N251 N253 N261 FIDELITONE A631 A657 RADIO RS410 RECOTON 350S-823 350S823 SPG23 for D5107AL, D5200SK or ref cells RADIO RS500DJ for 500A 500AL / A /2 TD280 Replacement needle for 505 and 500 Will fit Mk1 Mk2 and artridges. Models 500A, 500AA, 500AL, 500AL Mk2, 500E, 505SK, 505SK2, 520SK Package Includes: 1PC Turntable Needle note: This is improved replacement needle, not the imported needle, please look at the picture carefully. Needle can only be replaced if it the same shape. The cartridge in the photo is not included and only shows the effect after replacing needle.