Now here is an airsoft grenade that works and looks a little differently than the rest. It's a launcher cartridge that fits all 40mm grenade launchers. Plus, this bad boy does more than just shoot ammo, you'll find when this sucker goes off, it's accompanied by a huge cloud of gas and this baby shoots up to 63 rounds at a time, which is totally huge!

• Powered airsoft launcher cartridge / Grenade Shower Shell 
• Fit all 40mm Launcher: STAR, CA, Mosquito Mold, Sun Project, G&P M203 Launchers & CAW M79 
• Contain 9 Slots with 63 Rds Capacity 
• One shot can shoot out all 63 Rounds of 6mm Plastic Pellet 
• A very large & huge cloud of gas is emitted when fired!! 
• Ensure shower can sustain larger gas pressure without leakage, i.e. more power 
• Industrial Strength O-Ring in this Cartridge 
• Effective Distance is 60-70 Foot
• Length: 41 x 103
• Power Source: Green Gas
• WEIGHT 1 LB

So check it out, and see if it's right for you.