YouTube- TOP JAPAN - new cartridge system AEG blowback M4A1
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From YouTube:
- realistic action
- full metal body
- semi/automatic
- cartridge ejection mode switch-able (can be fired without shell ejection)
- blowback
- 320-350fps (anticipated)
Launch date and further details are unknown at present.
Details from TOP's website (
http://top-airsoft.co.jp/ ): Lock and load by charging handle. Bolt will be stopped after shot the final bullet. This AEG is a motor driven ultimate shell ejection blow back like a real M4. You can enjoy shell loading, firing and shell ejecting like a real M4 This AEG can be shot without shell like a Marui AEG. Need to install option part. 100% Full metal body.
For more details checkout
http://arniesairsoft.co.uk (search for TOP) or
http://top-airsoft.co.jp/