Green Gas Only! The Helio M726-G is only designed to handle green gas, not CO2.
The Helio M726-G is to be used in a certified or regulated airsoft sporting event or competition.
You will need a #6-32x1-1/4" screw and a #6-32 nut to fasten this device to the Picatinny rail. The screw and nut are not include, but can be easily sourced from your local hardware store (e.g. Home Depot, Lowes, etc.).
Airsoft equipment used for illustration of this Helio M726-G 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.