ITEM NAME:8x Pure Copper Plated Hearphone Earphone MMCX Connector Screws Nut Universal Description: Suitable for headphones with a rear inner diameter of 6.2mm or more. Pure copper plated material, solid and durable, will not affect the sound quality of music. Easy to install and easy to disassemble. The project is 100% as shown. 100% brand new, high quality. Specification: Material: pure copper plated Size: 10x4x4 mm / 0.39x0.15x0.15 inch Package Includes: 8 Piece socket 8 Piece screw ring Note: Four sets of ear shells are required, please pay attention to purchase. *No installation Tool & No instruction is Included, Professional Installation is Recommended* Due to light and screen difference, the item's color may be slightly different from the pictures. Please allow 1-5mm deviation due to manual measurement. THANK YOU FOR SHOPPING WITH US! Have a nice dayï ¼ ☠º SKU: DMO0017140119477331.Pure copper plated material, solid and durable, will not affect the sound quality of music. Material: pure copper plated. Due to light and screen difference, the item's color may be slightly different from the pictures.