modern assault rifle 3d model

Full body modern assault rifle, entire weapon visible from stock to muzzle, full length side view, centered composition, no cropping, realistic proportions based on real-world scale, detailed receiver, long rifled barrel, visible flash suppressor, tactical handguard with rail system, adjustable stock fully extended, ergonomic pistol grip, detachable magazine fully inserted, detailed trigger and trigger guard, visible mechanical components and screws, matte black metal with polymer parts, subtle wear and light scratches, realistic metal reflections and roughness, high-detail hard surface 3D model, clean topology, sharp edges, PBR materials, studio lighting, neutral background, 4K resolution, ultra realistic render, Unreal Engine quality, game-ready asset