Features: This unit serves as the key part of sound devices, featuring consistent magnet for stable magnetic fields that increase conversion efficiency and power transfer. Developed for common sound device models, it ensures correct sizing and simple replacement, . High grade magnetic parts and metal components deliver strong magnetic density, improving responsiveness, accuracy, and bassy response. Ideal for sound lovers, it allows repairing concerns like weak magnets or twist problems without full replacement, providing a easy improve option. Pre magnetized and arranged for dependability, this strong assembly simplifies repairs with straightforward arrange for immediate use. Specifications: Component:Metal Type:60/70/80/100 Size:Approx.60mm/2.36inch Package Includes: 1Pc Magnetic Circuit Assembly note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.