{
 "slug": "crankshaft",
 "triangles": 7604,
 "texture_px": 2048,
 "triangles_light": null,
 "texture_px_light": null,
 "files": {
  "glb": {
   "name": "crankshaft.glb",
   "bytes": 738104
  },
  "blend": {
   "name": "crankshaft.blend",
   "bytes": 695465
  },
  "fbx": {
   "name": "crankshaft.fbx",
   "bytes": 1311724
  },
  "obj": {
   "name": "crankshaft-obj.zip",
   "bytes": 805550
  },
  "usdz": {
   "name": "crankshaft.usdz",
   "bytes": 1221760
  }
 },
 "extras": {
  "license": "CC0-1.0",
  "source": "grab3d.com",
  "dimensions_m": "0.589 x 0.124 x 0.168",
  "triangles": 7604,
  "textures": "PBR 2048px: base color, roughness, metallic, normal (baked)",
  "generator": "Created by grab3d",
  "created": "2026-10-19",
  "real_size": "inline four-cylinder crankshaft, approx. 60 cm long",
  "notes": "five polished main journals and four polished crank pins (1 and 4 up, 2 and 3 down) with oil holes, dark forged crank webs with counterweights, front timing sprocket, snout with key and threaded nose (+X), rear flywheel flange with six bolt holes (-X); lies on its counterweights; axis along X; no moving parts; no text",
  "set": "Cozy Car Parts & Garage Kit"
 },
 "origin": {
  "method": "procedural",
  "detail": "Built procedurally with Blender scripts. The scripts were written with the help of an AI coding assistant. No generative AI model produced the geometry or textures directly.",
  "ai_content": false,
  "ai_assisted_code": true
 }
}