100% brand new and high quality feature: This is an excellent record stabilizer for 60hz LP record players. It can prevent the record from shaking and reduce vibration at a stable speed. Ideal for maintaining stability and improving sound quality. In order to eliminate vibration please stabilize the speed and maintain the horizontal position of the turntable. Realistic sound reproduction and lower noise bring you pure and outstanding music enjoyment. The spindle hole is suitable for a spindle with a diameter of 7mm which is very suitable for most existing turntables. The built-in high-precision bubble level is used to test the weather the work surface is on the level and it shows you the rotation speed of the vinyl record. Only LP recording stabilizer excluding other accessory demonstrations in the picture. Features: 1. Used to record stabilizer. 2. Test the speed of the recording player. 3. Test the level of the record player cabinet and speakers. glasses: Material: aluminum alloy Hole shaft diameter: 7 mm/0.28 inch Maximum diameter: 76 mm / 2.99 inches Height: 34 mm/1.34 inches Available colors: black silver Quantity: 1 piece The package includes: 1 60hz LP recording stabilizer notes: Due to manual measurement please allow an error of 0-1 cm. Please make sure you don t mind before you bid. Due to the differences between different monitors the picture may not reflect the actual color of the item. Thank you!