Highly detailed, 3D-printable oil pump jack designed as a scenic accessory for dioramas and model railway layouts. This walking-beam (pump jack) model is optimized for reliable prints and clean detail, making it ideal for HO layouts and other small-scale industrial scenes. The model represents a skid-mounted pump jack with gearbox, doghouse and horsehead detail. Model size: approx. 40 × 30 × 45 mm (W × D × H). Recommended for HO (1:87); can be scaled for OO, N or other scales as needed. Print recommendations: 0.12–0.2 mm layers, PLA/ABS resin compatible, minimal supports may be required under the base or overhangs. Paint and weather to match oilfield or industrial layouts.