The file 'Japanese Type 98 20mm AA Gun 3D Printer Model' is (stl) file type, size is 4.7MB.
Japanese type 98 AA gun, scaled at approx 1/5 scale (reduce to 5% for 15mm 10% for 28mm)
https://en.wikipedia.org/wiki/Type_98_20_mm_AA_machine_cannon
type_98_gun3assembled.stl | 8.6MB | |
type_98_gun3merged.stl | 8.5MB |