Product Description Material: Aluminum + ABS Size: 4.0cm*4.0cm*2.0cm Color: Red Quantity: 4pcs Package Contents: 4pcs * Phonograph Pen 1. Material: This dial needle is made of durable ABS plastic and aluminum arm. The conical diamond-shaped design of the ceramic needle guarantees long-term playback and perfectly interprets human voices and music. 2. Compatibility: The ruby red ceramic needle is compatible with most phonographs currently available on the market. Such as: Crosley, Ion, Numark, Bush, Sanyo, Fisher, Sony, Pyle, Philips, Gemini, etc. 3. High Sound Quality: Provides thousands of spins to increase playback time. Long-lasting, longer playtime. Powerful tracking capability, dual-channel (stereo), improved pickup with taper pin that provides better bass response and more realism. 4. Convenient Installation: The turntable needle is easy to install, the record needle is simple and sturdy, and is easy to install without tools. You can easily install the recording needle in your hand. 5. Packing: The shape of the protector protects the turntable needle from damage. There are a total of 4 stylus pens, the number is enough to meet your needs. Compare and measure the needle currently in use with the image to make sure it fits your gramophone.