Brass Valve Core, Cartridge: 1. Material: Brass 2. Type: Valve Core, Cartridge 3. 10 years OEM experience 4. ISO9001:2000 ... Specifications:1. Product Name: Bras Valve Core, Valve Cartridge2. Raw Material: Brass 58-3A, C37700, lead-free, or according ... etc, can be customized.4. Structure: Forged body, brass Core. 5. Surface: Yellow brass color, or Nickel plated, or Chrome plated.6. ...