Tire Deflator

Kit of 4 special valves with adjustment.

1. Deflate a tire to the minimum working pressure you normally use.
2. Check this pressure with a reliable pressure gauge.
3. Take a valve and wind the regulator as far as it will go.
4. Then place it on the tire inflation valve and turn off the regulator until the air stops coming out.
5. This is the exact measurement, now you just need to fix it by tightening the lock nut
6. Repeat the operation with the remaining valves.
7. Now when you want to deflate your tires, just squeeze the tire valves.
8. The air output will be up to the exact pressure you selected.
9. This is done in a few seconds.