Quick Tip How to Adjust Hop Up on M4 Airsoft Guns

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=JBHs3Pmn_KI

Dave has a quick tip on how to adjust the Hop Up on your M4-style airsoft gun. adjusting hop up on other styles is very similar, and many of the same concepts apply! • • [Airsoft GI] • http://www.airsoftgi.com/index.php • [New Products] • http://www.airsoftgi.com/new_products... • [Airsoft Guns] • http://www.airsoftgi.com/Airsoft-Guns...

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