car suspension knuckle 3d model

A highly detailed realistic automotive suspension steering knuckle, made of cast iron metal, industrial mechanical part, solid heavy design, smooth rounded edges, realistic bolt holes and mounting arms, accurate engineering proportions, matte dark grey metal surface, subtle roughness variation, slight wear but no damage, clean manufacturing finish, realistic thickness, no sharp edges, high precision CAD-like modeling, professional automotive component, isolated on a plain background, studio lighting, soft shadows, ultra-clean geometry, high poly mechanical model reference, realistic industrial product design, game-ready and render-ready quality.