King Arms M4 TWS Type 3 - Black Ultra Grade II Pouch One Piece Metal Tight Bore

One Piece Metal Tight Bore Barrel

The set also includes  an M90 type spring

The 140rd magazine provides a realistic look

How many acronyms can one gun have

A reinforced at the cylinder level gearbox contains a steel spring slide that is an element of Enter & Convert™ system and mounted on 8mm ball bearings and caps steel gears

King Arms M4 TWS Type 3 - Black Ultra Grade II Pouch One Piece Metal Tight BoreKing Arms M4 TWS Type 3 Black Ultra Grade IIThis lightweight AEG equipped with durable nylon fibre Training Weapon System (TWS) Rail handguard and TWS STOCK TYPE 2. It is a 4 inch outer barrel Carbine rifle which comes with Nylon Troy Front Sight and Rear Sight. A high performance Quick spring change Ver. 2 gearbox with 7mm bearing is used for this rifle. The package comes with 370 rounds high capacity magazine and Training Weapon System (TWS) Front