[Update] how you might get BF4 or other steam games for free
But earlier some pre-Alpha trial tester published some footage.
We can see some Weapons which may be included in BF4
The QSZ-92 is a chinese firearm we know from BF2.
The Ultimax 100 or U-100 mk5 is a LMG which is used by Singapore, Thailand, Brunei etc.
The cz-805 is an assault rifle used by the Czech Republic, Egypt and Maldova.
The qbz-95-1 a chinese assault rifle we know from bf3.
The Steyr Elite or Scout Elite will be a sniper
The SV-98 will return.
M9 is in the game
The Cz-3a1 a czech pdw will be in the game
Chinese sniper rifle qbu-88 is back
LMG Type 88 lmg is back
We saw the 870 mcs in the singleplayer gameplay
The Baretta 93 Raffica is in the game.
and finally The AEK 971
If you found another weapon let me know and mail me:firstname.lastname@example.org