Thread: KSC MP7 GBB Won't Fire Properly
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Old June 1st, 2010, 02:20   #8
cjboi
 
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Join Date: Oct 2009
Location: manitoba
you might wanna check the hop up bucking.... always put lube after using your gun 3-4 times.... this guy will help you dismantle the whole thing, and just try to see whats happening within the barrel.
YouTube- MP7a1 field strip 1.mp4
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