| Gas Airsoft rifles are much like other types of gas | | | | variety of other contemporary military firearms. |
| Airsoft guns. They use compressed gas to shoot | | | | The most common form of gas used by these rifles |
| BB's and come in both blowback and non-blowback | | | | is green gas, a propane heavy compound with a |
| form. However, in the world of Airsoft, gas rifles are | | | | polysiloxane lubricant. The propane is the main |
| the most fun to shoot. This is because blowback | | | | component of the gas that is used to propel the BB |
| rifles imitate the recoil effect you only find in real | | | | while the lubricant is there to help maintain the |
| rifles. There is a distinct sense of realism when you | | | | upkeep of the gun. Today, many Airsoft players |
| have the stock of the gun pushing against your | | | | simply purchase a large tank of propane along with a |
| shoulder as you unleash hundreds of rounds per | | | | propane adaptor. The adaptor fits over the muzzle |
| minute on your target. | | | | of the propane tank and allows the tank to fill gas |
| Many gas Airsoft rifles are modeled after historical | | | | directly into the rifle or its magazine. This is a more |
| firearms from earlier world wars. They are often | | | | economic way for gas rifle owners to enjoy their |
| found in reenactment battles due to their keen ability | | | | hobby since large tanks of propane are much |
| to simulate a realistic form of combat. However, this | | | | cheaper than small individual cans made specifically for |
| isn't to say that these gas rifles aren't modeled after | | | | Airsoft sport. Also, a propane adaptor usually costs |
| modern guns as well. You can easily find gas SCAR's, | | | | under twenty dollars. Some other types of gases |
| AR-15s and M4s on the market along with a large | | | | used by rifles include CO2, red gas, and HFC-134a. |