Nobsound LP Vinyl Turntables Metal Disc Stabilizer Record

For resonance vibration, stabilizing rotational speed; Lowers Noise Floor Significant • Provides Pure Signal Retrieval; Gives Realistic Sound Reproduction • Improves Stereo Image and Focussing; Stabilizes Sound Image • Gives Improved Signal when Burning Quality CDs from LPs • Gold version is Pure Copper and weighs 325 g / 0.72 lb, while silver version is Zinc Alloy and weighs 230 g / 0.51 lb.