Pin Valve or S30 Valve?

Is yours a pin valve or an S30 valve?

Look at the picture!

Pin valve is for the small 8gm co2 bulbs

S30 is for the big refillable cylinders

If you click on the picture it will be easier to see! It's obvious which valve is which once you know!

You can see the  pin inside the pin valve and just a hole in the  S30 valve