hello everyone, have you ever wondered how many kilos it takes to pull a rubber band from Ø16 to 100 speargun? and how many kilos of thrust it takes to start the auction for a good range ... I have learned now that the water is 800 times denser than the air ....
- Күн бұрын
speargun: elastic bands in traction ... how many kg does it take?
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Пікірлер: 40