Step By Step Lego Rubber Band Gun Instructions [best] Jun 2026

Add a (or a Technic half-bush) on the side of the bolt. When you pull the bolt back, it locks into a notch on the frame. To fire, press the trigger — the trigger pushes the lock up , releasing the bolt. The main rubber band snaps forward, firing the second rubber band (the “ammo”) off the front.

For visual, step-by-step assembly, these top-rated community guides provide full parts lists: step by step lego rubber band gun instructions