Kaslab Airsoft shares some secrets about hop-up setups and players may want to pay attention to what is to be said in the video... "Stop Making This Hop-Up Mistake! Set It Right for Maximum Performance. If you're an airsoft player, you know that hop-up is a crucial component of your gun's accuracy. However, many players don't realize that they may be setting their hop-up incorrectly, which can lead to inconsistent shots and poor accuracy. In this video, we'll show you how to set your hop-up correctly and avoid common mistakes."