... CYC Premium 6mm BBs Black, Perfect Airsoft BBs, Ammo, BB Heavier BB's means a straighter flight path and a harder basic ... capacity2500pcs/bag, 2000pcs/bottleAdvatages and OthersPropertyHigh precisionHighly polishedFunctionAirsoft AEG,pistolAirsoft rifle,sniperfps chart 200-330 fps .20 gram bbs 300-380 ... is here in the US, Europe as well. Heavier BB's means a straighter flight path and a harder impact ...