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Is your GBB Magazine leaking again? Place the bottom of the mag in a clear glass of water to see if the leak is coming from the fill valve. ⁍ Pack of 5 ⁍ 70 Durometer Buna- N O rings ⁍ Repair up to 5 magazines with one pack! Over tightening of the fill valve upon installation can cause the O ring to deform and lose its seal. Using Dry Gas such as propane without lubrication could also dry out O rings and cause leaks. Keep that thang wet yah yeard ?
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🇺🇸 Ship from USA · On Agora since 2025
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