The long-awaited release of GBB aficionados is finally here and quickly becoming everyone’s favorite.  Externally, the gun looks as real as the authentic steel version with a fully licensed Daniel Defense RIS II handguard and Colt engraved metal receivers.  It finished off with an adjustable stock, polymer pistol grip and pair of iron sight that gives it an excellent heft and balance when held.  Durability will not be a problem in regard to the construction or quality build exhibited by GHK on this replica.  To match its mighty appearance, the Colt M4A1 RIS II equally comes with fully a reinforced gas system and few major upgrades like Version 2 CNC machine bolt carrier with new bolt lock system to simply allow it deliver great performance and power right out of the box.

Why buys this gun?

• Full metal upper and lower receiver with stamped Colt trademarks
• Metal barrel assembly with fixed triangular front sight
• Metal RIS handguard allows for easy addition of any 20mm accessories
• Flat top receiver makes mounting optics or other accessories easy
• Adjustable LE style stock and polymer pistol grip
• CNC bolt carrier group with negative pressure blowback system. (CNC process with heat treatment. Harder material and smooth performance)
• Improvement of bolt lock: made of new material (magnet design adoption); stronger and more stable.
• Realistic fire controls with improved bolt locking lever

Why not?

• Magazine Capacity: 40 Rounds

Specifications:

• Length: 780mm - 860mm, Adjustable
• Weight: 2890 with mag
• Inner Barrel: ~370mm
• Thread Direction: 14mm Negative
• Gas Type: Green Gas (12kg) or CO2
• Hopup: Yes, Adjustable