Detailed Product Description 1. The pure copper casting part, Cu%>99.7% 2. Brass casting, CGU Suspension Clamp 3. Sand casting, 4. Strain Clamp, Suspension Clamp 5. Pure copper casting, Aluminum Parallel groove Clamp 6. Standard: JIS, DIN, ASTM, BS 7. Weight range: 0.05kg-80kg