The Mississippi man stuffed the gun frame in the bottom of a boot and hid other parts of the weapon in a box of Legos stashed in his carry-on bag, the agency said in an Oct. 17 news release.

T-slot extrusion, a modular framing system consisting of aluminum profiles ... For large, load-bearing structures, bigger frames (e.g., 1.5 in. or 40 mm) in the manufacturer’s standard weight ...

have released the Call for Entries for the 2025 Student Aluminum Extrusion Design Competition. High School, university, trade school, design school, and community college students are all eligible ...