G&G. I had one of the metail ICS's a few years back and didn't like the split gear boxes and propietry parts. Your life would be easier with a G&G to start off with
Airsoft Forums UK
AirsoftTed
Monty
G&G
M_P
About equal imo
n1ckh
Funny enough, I have both but I prefer my G&G as parts are universal so go with cm16 kid
Colonel Kurtz
I prefer ICS, but agree G&G is easier to upgrade.
Mack
ICS, The only internal parts that are different are the AR latch and hop unit, everything else is standard V2
Lord_Metile
You can get clear ICS M4's. I think they discontinued the clear G&G.
JamesAirsofterAgent
D:
Do they still sell two tone?
Do they still sell two tone?
AirsoftTed
Two-toning is just spray paint James 
Zeroone do it for free, other places can charge upto £15
Zeroone do it for free, other places can charge upto £15