Cyma full metal M4 with Begadi Core EFCS and F-Mark

Hi,
I am selling my Begadi/Cyma full metal M4.
Comes with RIS rails, handguards, front grip, flip up rear sight, tactical pistol grip, ambi mag catch, sport trigger and tactical stock. Magazine included.
Battery goes into stocktube. (Small one) Battery not included.
New gearbox with around 1 joule, quick change spring and Begadi Core EFCS trigger unit. Semi only. Legal in Germany with F-Mark.
Runs good, but needs a new hop up rubber.

I am intrested in sell or trade, but just for german legal guns with F-Mark or under 0.5 joules of energy.

Shipping within Germany is 10 Euro.
Ask for shipping rates to your country.