In this latest video, RA-Tech tests te GHK G5 Gas Blowback Rifle kitted with the Carbine Kit that extends the length, internally and externally. They use 0.4g BBs with Green Gas at ranges of 30 and 40 metres. Under rain, the G5 was able to hit the target 100% at 30 metres whilst at 40 metres the accuracy fell by 50%. Check how the test was conducted below.