1. Material: ABS + copper core 2. Applicable models: universal 3. Assembly method: screwing type 4. Built-in pure copper valve core, tight, rust-resistant 5. Good anti-oxidation performance, not easy to corrode 6. ABS material, wear-resistant and high temperature resistant 7. Built-in tight rubber ring to protect the valve from leaking 8. Size: 18 x 16mm, inner diameter 8mm 9. Weight: 25g/set