It sounds like you have a 2006 version mechbox. The cylinder and nozzle issues were solved in this one that I mentioned for the 2005 version.
I would concentrate on the hop-up right now before you go tearing the gun down. Best to eliminate easy fixes first before you tear that puppy down.
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Age verifier Northern Alberta
Democracy is two wolves and a sheep discussing what's for dinner.
Freedom is the wolves limping away while the sheep reloads.
Never confuse freedom with democracy.
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