Quote:
Originally Posted by venture
Anybody ever have this problem with the KA M4's:
When I reassemble the gearboxes in them, a small percentage have the piston come out of its track upon closing.
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I had a similar issue once, but I was using a ported cylinder so I was able to see if the piston is in the right position while I close the GB.
It came out of the track once and I was able to push it back with a small allen key, through the port on the cylinder before fully closed the GB.