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Green Gas Only! The Helio M7203 is designed to use green gas. We have not tested it with CO2.
The Helio M7203 is to be used in a certified or regulated airsoft sporting event or competition.
You will need two #6-32x1-1/4" screws and two #6-32 nuts to fasten this airsoft underbarrel grenade launcher to the Picatinny rail. The screws and nuts are not included, but can be easily sourced from your local hardware store (e.g. Home Depot, Lowes, etc.). Instructions for this device is located on our web site.
Airsoft equipment used for illustration of this Helio M7203 are not included.
WARNING: This product may be mistaken for a weapon by law enforcement officers or other people. Altering the coloration or markings required by state or federal law or regulations so as to make this product look more like a weapon is dangerous, and may be a crime. Brandishing or displaying this product in public may cause confusion and may also be a crime.