Specifications:
| Component | Part Description |
| Mounting cup | Both sides with clear lacquered tinplate ,with down dimples |
| Outer gasket | Buna |
| Inner gasket | Buna |
| Stem | Red Color Plastic Butane gas stem ; Double Orifice-Double Orifice 2×ф0.51mm Red |
| Spring | Stainless steel |
| Housing | No tail orifice,four slots,black |



