About this item Made for home use and professional DJs 45 rpm solid aluminum adapters The 45 rpm record spindle adapter works perfectly on most turntables Wide application: This product can work well on any turntable, suitable for home and professional DJ center adapters, providing excellent stability and durability, and allowing for convenient and quick playback of 7 inch records. Durable material: The 45 rpm adapter is made of quality aluminum, which increases the contact between the record and the turntable, improving sound quality while reducing resonance and vibration. Dimensions: 2.2 x 2.13 x 1.54 inches.