How to make Lego shotgun shell like from Snyzer Tech? : r/legoguns
LEGO MOC Single Barrel Shotgun by Bobzilla02 | Rebrickable - Build with LEGO
Mossberg 590 LDD Instructions - Etsy
Lego: Working Double Barrel Shotgun Tutorial (Redux) - YouTube
LEGO MOC Working Over/Under shotgun by L3g0_fanat1c | Rebrickable - Build with LEGO
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