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This is a must have item for airsoft gas guns for many reasons with safety, and value being the most prominent.  This is a green gas adapter made by Airsoft-innovations where you may find  lots of information about green gas. The short version is that green gas is PROPANE gas a highly combustible gas and priced expensively and in most cases unsafe. Most cans of green gas do not mention how flammable green gas is, and there have been many instances of green gas cans exploding in cars under hot conditions.  And some people have experienced large fire balls when the gas has unexpectedly leaked out near an open fire/cigarette.  Being that you can buy a can of propane gas for under $4 and will deliver more gas, and safely you will save up to 80% off your airsoft gas costs by using this adapter in the long run.  Do not believe us visit www.airsoft-innovations.com/green-gas-propane for more information. Remember to return to us to purchase this necessity.

  Made in canada the english instructions are easy to understand, made of plastic  and has an extra tip included along with a bottle of silicon to keep your magazines rubber seals well conditioned. remember to use the silicon often as manufacturer suggests to maintain any warranty you may have on your item.