How to prevent your Airsoft 1911 hop-up from coming loose - Pyramyd Airsoft Blog

http://www.pyramydair.com/s/m/WE_M191... This is a little tutorial on how to prevent your Airsoft 1911 hop-up from coming loose from the recoil of the gun. Many thanks to our new pal, Andy, who was kind enough to prepare a guest blog tutorial for the Pyramyd Airsoft Blog. Facebook:   / pyramydairsoft