0.20g BB are commonly used as a Beginner to Regular Player weight of BB, and are great for low wind conditions such as for indoor game sites or CQB sites..
The BBs come in a 1kg Bag, with the bag containing approx. 3550 BBs, and is resealable to ensure that your BBs stay as fresh as possible, and prevents them from spilling once the bag has been opened..
These particular BBs are BIO 0.28g BBs which are created from biodegradable materials so that they will gradually break down with time when exposed to natural environments.
Touted as a more environmentally friendly BB, they are sometimes required by certain Airsoft sites to play..
Airsoft "Bio" BBs are composed from a combination of PLA (polylactic acid) and other plastics, such as ABS or, in the case of ASG Open Blaster BBs, Barium Sulphate..
Many players will shoot with up to 0.28g BBs on AEGs and Pistols.
DMRs and other single shot long range rifles fire around 1.6 joules of energy and players often use BBs in the range of 0.3g to 0.36g.
Since the rifle has a higher power, it's able to throw the heavier BBs further with greater accuracy..
