Sniper rifle made entirely of lego from the main body to the bullet - GIGAZINE
Cooking For Engineers
TUTORIAL] LEGO Technic Magazine - YouTube
A Shootible LEGO M4A1 : 11 Steps - Instructables
Amazon.com: Goshfun 1025Pcs+ Simulation Large Scale Single Double Shot 98K Toy Blaster Building Block Model Set Compatible with Lego, Small Particle Bricks Assembly Mechanical Weapon Model Toy : Toys & Games