This is now available at eHobby Asia for US$335.00... "With the exception of the stock, pistol grip, and foregrip, this is full metal. The internal parts are WA with possible metal upgrade such as hop-up chamber set. Mounted as a rail system is the MadBull Airsoft M4A1 Daniel Defense 12.5 Inch RIS II.

Upgrades Include:

• WA M4A1 Metal Body (WP01)
• Madbull M4A1 RIS II
• WA M4A1 Spare Magazine (50rds)
• WA M16A2 Grip (Black) (WP44B)
• Raider Foregrip (Sand) (GP671S)
• Flash QD Flip Up Sight (GP228)
• Military 600m Flip Up Rear Sight (GP254)
• WA M4A1 Extended Battery Buttstock (Black)
• WA Hammer Set (WP11)
• WA M4 Trigger Guard (WP25)
• WA M4 Metal Sear
• WA Metal Bolt Stop
• WA SPR Type Cocking Handle (Laser Type) (WP52C)
• WA M4 Hammer Lock (WP57)
• WA Metal Magazine Catch
• WA Metal Selector
• WA Metal Forward Assist
• WA M4 Speed Buffer (WP154)
• WA Complete Bolt Carrier (Negative Pressure)(Chromic Coating)(WP125A)
• RAS Slim Rail Cover (Sand) (GP415)

• Full Metal 14mm Clockwise barrel extension tube
• Sling mount can be installed with any single, 2- or 3- point tactical sling
• Remember to check out our Store for accessories"