https://howtotactical.com/what-does-blowback-mean-in-airsoft/
What Does Blowback Mean In Airsoft? - HowToTactical
Jul 25, 2021 - All you need to know about blowback in the soft air gun. What are the differences between electro blowback and gas blowback, and which type is used in which...
what doesblowbackmeanairsoft