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G4-A3 performance problems please help.

Posted: Sat May 11, 2013 5:07 pm
by B7oneill
I recently bought the G&G G4 A3 from Airsoft GI. Right now the only internal changes i have done to it is the addition of a MadBull 455mm 6.01 tight bore barrel. I noticed that after about 50 feet the bbs start to drop a ton, resulting me not being able to shoot people very far. it is 20 med. i have used it in two games so far. Please help! A list of new things i need to install would be much appreciated or an explanation of this problem. I don't know if its a user error or what Please help

Re: G4-A3 performance problems please help.

Posted: Sat May 11, 2013 5:10 pm
by SteevoLS
Is your hopup nub missing or your bucking damaged? Sounds like the bucking is not engaging the BB as it passes through the chamber.

Re: G4-A3 performance problems please help.

Posted: Sat May 11, 2013 5:23 pm
by B7oneill
I am currently not at home but when I am ill check it to see if there is a problem with it thanks for your help

Re: G4-A3 performance problems please help.

Posted: Sat May 11, 2013 6:43 pm
by Star_folder
Do the bbs look like they are falling out of the barrel, or do they look like they are forcing themselves to the ground?

Re: G4-A3 performance problems please help.

Posted: Sat May 11, 2013 9:08 pm
by B7oneill
I'm not exactly sure what you mean by forcing themselves to the ground

Re: G4-A3 performance problems please help.

Posted: Sat May 11, 2013 9:42 pm
by Star_folder
Like the hop is backwards. Your bbs fling to the ground instead of flinging to the air. It's a pretty notable difference between simply falling to the ground. Because you didn't understand what I meant, I'm going to assume that this is not the case.

I would check your compression, sounds like you aren't getting enough power behind those bbs.

Re: G4-A3 performance problems please help.

Posted: Sat May 11, 2013 10:27 pm
by B7oneill
Alright I'm thinking about just getting a new gearbox and hopup

Re: G4-A3 performance problems please help.

Posted: Sat May 11, 2013 10:31 pm
by B7oneill
Nevermind I understand what you are saying I think that's the problem the hopup is like backwards

Re: G4-A3 performance problems please help.

Posted: Sun May 12, 2013 8:57 am
by Star_folder
Alright, check out if the hop up is upside down, and let us know.

Re: G4-A3 performance problems please help.

Posted: Mon May 13, 2013 6:44 am
by B7oneill
How do you find that out I took it out and it looks like it should work based off the looks of others from YouTube

Re: G4-A3 performance problems please help.

Posted: Tue May 21, 2013 8:23 pm
by Dominum
Can you remove the barrel/hopup chamber assy. from the upper, turn the hopup all the way up, then shine a light through the front the front of the barrel and take a hi res pic of the silhouette of the inside of the barrel from the back?