HOMEMADE Air Power Sniper Rifle Basic Tutorial PVC Air gun POWERFUL !! - YouTube
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NerfHaven
How to Build an Airgun! : 10 Steps - Instructables
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Airgun homemade - Na parte superior pode ser notado um bocal pra loader para paintballs.. eu a projetei para lançar chumbada de pesca feitas com pedaços de 5cm de tubo de PVC