Thunder B Airsoft CO2 Simulation Grenades Tactical Vests & Accessories Other noticeable features are the

Other noticeable features are the integrated side rail

AVG by shot memory

"Time flies over us

meaning it is incredibly soft on paint

The first version is for use with a full size air tank on your EMF100

Thunder B Airsoft CO2 Simulation Grenades Tactical Vests & Accessories Other noticeable features are theFeatures Low impact CO2 air burst is safe and effective One time use shells are easy to replace Non pyrotechnic design ideal for use in all weather and environments Core design uses replaceable 12gram CO2 cartridges Fits in many different style "flash" grenade pouches Hakkotsu Thunder B grenades have been the industry leading standard in non pyrotechnic simulation grenade distraction devices for years. Thunder B grenades use a safety pin spoon design