Compatible for GHK AKM series GBB
● Nylon fiber made, 1 Joule version nozzle
● Muzzle velocity：About 100 m/s with 0.2g bb, 12kg gas (vary depending on enviromental temperature)
● Please refer to tutorial video [How to change AK nozzle]
Please do not purchase this item if you using CO2 magazine, the muzzle velocity will over 1J.