low-poly Roman lorica segmentata chest armor, blocky simplified design, with horizontal metal bands (5–7 segments), vertical straps connecting the bands, central ridge line, symmetrical structure, no textures, steel gray color (#808080) with dark gray edges (#4B4B4B), clean geometry, no overlapping parts, optimized for 3D animation, under 1.2k polygons, game-ready model, rectangular torso shape with slight curve, suitable for humanoid character torso, T-pose compatible, minimal historical details, matte finish."