Your CO2 Bottle valve leaks because this seal is damaged or has metal shavings stuck to the surface. You can try reversing / flip the seal, or replace it.
OD (out side diameter) = 1/4" or 6.35mm
W (Width) = 0.06" or 1.5mm
Color may vary.
OD (out side diameter) = 1/4" or 6.35mm
W (Width) = 0.06" or 1.5mm
Color may vary.