Comments: If your pistol isn't air tight, it could be leaking CO2, resulting in a lower FPS. Reseal your gun with this repair kit from ASG. Package includes: 1 x valve seal (part no. 1-27), 1 x small gasket O-ring (part no. 7-11), 1 x thin gasket O-ring (part no. 7-12), 1 x piercer seal (part no. 7-03), 1 x valve seal (part no. 7-01).
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