Introduction: Undermig's Grenadelauncher

Parts List
Connectors
3 white connector
1 blue 3D connector
7 orange connector
Rods
5 red rods
1 white rods
1 blue rods
MISC
21 blue rings
1 purple cap
1 TNT pump looking thingy

Step 1: Barrel

Follow the pictures

Step 2: Firing Pin, Trigger and Grenade

Follow the pictures

Step 3: Putting It Together

Follow the pictures and your done.

if you have any question just ask.