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Old August 12th, 2012, 16:57   #1
Kingpin665
 
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Join Date: Jul 2006
Location: Brantford, ON
WE HK416 Hop up Defective?

Hey ppl, I was just messing around with my gun trying to get the hop up to stop over hopping the BBs into the sky as no matter how far one way or the other I turned the adjustment screw it was always to much hop. So I dismantled the rifle and noticed that even when fully off it seems to be pretty deep into the barrel so I decided to shave some girth off the piece that directly presses onto the rubber sleeve on the inner barrel and that dropped the pressure down enough that the hop up is now adjustable.

However, when trying to fine tune the adjustment I noticed that there was an imbalance in the hop up when looking threw the barrel. Which is what I'm attributing the GARBAGE accuracy to, as some shots are perfect with the hop up set where it seems to need to be and then probably more than half the shots will drop hard like the hop up is having zero effect or even spread wildly to the left or right. I was doing the accuracy test into my backyard from inside the house so no one could see the gun and to increase the distance for the test, but I was still only shooting 60-75 feet. So I took it apart again for a closer look at the hop up and discovered this (See pic below) what seems to be a small air bubble/pocket/imperfection in the casting process and I'm thinking there is no way that's suppose to be like this... and I just want confirmation on that before I order a new rubber.

Correct me if I'm wrong, but what I'm looking at as a replacement is http://www.airsoftparts.ca/store2/in...oducts_id=2347

I was also thinking of getting an RA Tech 6.01 tight bore barrel to help increase the accuracy in case the hop up was only part of the innacuracy issue, it being a GBBR being the other or something. Just curious if there are any opinions on this as well. I am going to continue my research as I wait for a response from the community, I'm not the lazy guy wanting to be spoon fed all the answers... I am trying.
Attached Images
File Type: jpg IMG_20120812_154656.jpg (1.19 MB, 27 views)
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Last edited by Kingpin665; August 12th, 2012 at 17:01..
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