High-detail 3D-printable miniature of the JLG 340AJ articulating boom lift, optimized for hobbyists, dioramas and model railroads. This STL pack contains separated parts for the chassis, boom sections, platform basket and outriggers to simplify printing and assembly. Geometry is cleaned and orientated for typical FDM and resin workflows; thin features are reinforced, and mounting/fastening holes are provided where appropriate. Ideal uses: industrial and construction dioramas, model-railroad scenery, tabletop gaming and architectural models. The model prints well at common scales (HO, O, 1:24, 1:18, 1:64, 1:160); recommended print settings: 0.1–0.2 mm layer height (FDM: 15–25% infill, supports for boom articulation joints; Resin: 50–100 micron). Minor sanding and pinning are recommended for articulating joints. Files included: multi-part STL files (chassis, boom segments, basket, outriggers, small hardware holes). This is a digital download; no physical item will be shipped. Assembly and basic painting tips included in the download package.