Features: High-quality and fine design, this sax neck screw is a great choice for you. Made of copper, it doesn't lose varnish and durable. Easy to install, tightens by finger and thumb. Suitable for common saxophone. It expands outwards to give a better finger grip. Specifications: Material: Copper Weight: 8g Size: As picture shows Color: Gold/Silver Package Includes: 2pcs Saxophone Neck Screws note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to difference between different monitors, the picture may not reflect the actual color of the item. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin