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by BeardlessDwarf
Sun Aug 28, 2022 5:42 pm
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Hammer & QEV Valve Questions

Hello, people of Spudfiles! This is my first bolt-action airgun, and I've no idea what pressure it requires. The rifle will hopefully shoot a 0.357 caliber slug out to 300 yards out of a 21-inch barrel, powered by a paintball hpa tank. I'm hoping to get maybe 600-900 fps. If I could get calculations...