G&G, JLS, WG, and Boyi D Bois might sometimes do
soft lips is a really good brand!
For an air soft gun it's average. Air soft guns can reach 400 FPS.
The best air hammers in my opinion are the Iron Kiss Hammers. One of the best air hammers brands is Ingersoll. The both brands are very good and no one will regret buying them.
Generally most m4-style guns have interchangeable magazines with other models and brands. Check your specific model to see what it can accept.
A large, open field away from other people and buildings is a good place to have air-soft battles.
200 TO 400
Soft-air is a rip off of Air-soft
There are a number of good brands of UV air purifiers. Target stocks the brand Honeywell which achieves 4 out of 5 stars. Another good brand is NaturoPure which gets high marks on the Amazon website.
Excellent, good, fair, poor
You can find airsoft products on amazon.com.
It is a good place to buy guns and BBs for cheap prices. Though if you are looking for upgrades go to airsoft gi.
Good grades, good behavior, pay for it yourself.