Features: Made from aluminum for excellent stability and durability. The dome allows you to hold the safely with 2 fingers by the large inner hold and outer edge. With Cone-shape design, easy to quick play 7" s, effectively it coming off. Light-weight and compact design, easy to use and store. The adapters allow you to play 45 RPM singles on almost any player. Specifications: Product Name: Adapter Material: Aluminum Color: Silver Size(about):20x38mm Center Hole(about): 7.5mm Package Included: 1pc x Adapter Note: 1.Due to the light and screen difference, the item's color may be slightly different from the pictures. 2.Please allow 0.5-2 cm differences due to manual measurement.