Now UK Players can get this rifle for £299.99 at Airsoft Armoury. Magazine is designed differently so that it minimises the cooldown effect prevalent in GBB magazines.... "KJ Works & Tanio Koba Collaboration - M4A1 Carbine Gas Blow Back Airsoft Rifle, Full Metal Construction, GBB System design by TANIO KOBA, Metal Bolt Carrier & Reinforced Nylon Fiber Nozzle w/ PU Belt offer smooth and solid bolt action, One of the most powerful & consistent gas powered M4.

Features:

• Full Metal Aluminium Body
• Special Thermold Magazine eliminate cooldown to the minimum
• TANIO KOBA GBB System with Prevent Broken PU Belt
• Functional Bolt Stop (On/OffLever located on the magazine)
• Bolt hold when magazine is empty
• 2-Piece Outer Barrel (Front Out Barrel made by Steel - which can balance weight of the gun)
• Upgradable with Marui compatible AEG Front Set
• Extendable Telescope Stock"