- Suitable for large carbon dioxide tanks thread DIN477 or JIS m22-14 (Europe TR21-4, W21.8-14).
- The thread size is W21.8-14 // TR21-4, the installation method is simple and practical.
- With 3000psi pressure gauge, stable performance, reliable, high measurement accuracy.
- Widely used in South Korea, Japan, Britain, Germany, France, Poland, Norway and other countries.
- With 3000psi pressure gauge, stable performance, reliable, high measurement accuracy.