Verage Airsoft reports on the results of an extensive joule creep test as shown in the video... "This test has been performed by 25th Mountaineers Airsoft team, the team where I'm a part of.
We assembled airsofters that wanted to get answers to the question, how does my rifle react to heavier BBs.
After a whole day of testing on 4 different stages we tested 77 rifles. We used 40 different kind of BBs to test 4 different things: