Fallout Aer9 Vault Tec Laser Rifle (read Description On Size)

eBay - claytonsalesonline

Matches 'Fallout Futuristic Rifle' by name and universe, Correct product category (Toy Weapon/Replica)

27.5" Prop Foam Rifle

PropMovieMoney.com

Rifle form factor matches, Futuristic design aesthetic, Dark color scheme, Category 'Prop Rifle' aligns with 'Toy Weapons'

AER9 Laser Rifle replica (fake) - Fallout 4 video game prop - 3D printed model - Cosplay prop

Etsy

Fallout brand alignment (prop), Rifle category, Full-size prop