yeah i got another problem about the new metal hopup i just installed with a new metal receiver and new grip.the hop up wont let the mag go all the way inand therefore it wont feed bbs and it wont let the pin go into the receiver by about one forth of the withe of a penny is the amount of metal stoping the pin from going in
is this a factory defect or is their a certain way to install a one piece metal hop up on a stock gun?
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