For all you fans of Navy Seals GHK has something just for you. Their reliable and awesome M4 airsoft rifle.
* Update-list *
1. New CNC machine bolt carrier : CNC process with heat treatment. Harder material and smooth performance.
2. Improvement of bolt lock: made of new material (magnet design adoption); stronger and more stable.
3. New version lightweight magazine: 35% weight reduction compared to the old magazine.
(ver1 magazine weight: 661g / ver2 magazine weight: 400g)