Item Type: LP Disc StabilizerMaterial: Aviation Aluminum, BrassSize:Bottom: Approx. 78mm/3.1inHeight: Approx. 30mm/1.2inHole Diameter: Approx. 7.25mm/0.3in (Standard Universal)Package List1 x LP Disc StabilizerPlease allow some error due to manual measurement.1EFFECTIVE VIBRATION REDUCTION: Vinyl record clamp is 330g/11.6oz gold weight, belt phono, direct drive phono all applicable, effective vibration damping. 2SILICONE BOTTOM PAD: Disc stabilizer has a 2mm/0.08in thick silicone bottom pad, elastic cushioning, reducing the slightest jitter generated by the work of the phono. 3CNC PRECISE CUTTING: HiFi level turntable weight clamp uses CNC precise cutting, giving you the best using experience. 4EXQUISITE WORKMANSHIP: Record weight clamp is made of brass and aviation aluminum materials, plating process coloring, exquisite workmanship. 5IMPROVED SOUND QUALITY: LP disc stabilizer maintains stability and improves sound quality, low noise, bringing you pure and excellent music enjoyment.