King Arms releases the Training Weapon System (TWS) M4 RAS Ultra Grade.
This lightweight AEG equipped with durable nylon fiber Training Weapon System (TWS) Rail handguard and collapsible crane stock. It is a standard 14.5 inch outer barrel CQB rifle which comes with Flip-Up front & rear sight. A high performance 7mm bushing gearbox is used for this rifle.
Package comes with 300 rounds high capacity magazine and vertical tac grip. The quick spring change system Ver.2 gearbox helps to replace the spring and adjust the shooting power easily.