{
 "slug": "treadwheel-crane",
 "triangles": 15644,
 "texture_px": 2048,
 "triangles_light": null,
 "texture_px_light": null,
 "files": {
  "glb": {
   "name": "treadwheel-crane.glb",
   "bytes": 1836916
  },
  "blend": {
   "name": "treadwheel-crane.blend",
   "bytes": 1526664
  },
  "fbx": {
   "name": "treadwheel-crane.fbx",
   "bytes": 3097596
  },
  "obj": {
   "name": "treadwheel-crane-obj.zip",
   "bytes": 1800030
  },
  "usdz": {
   "name": "treadwheel-crane.usdz",
   "bytes": 2767015
  }
 },
 "extras": {
  "license": "CC0-1.0",
  "source": "grab3d.com",
  "dimensions_m": "3.710 x 6.456 x 5.612",
  "triangles": 15644,
  "textures": "PBR 2048px: base color, roughness, metallic, normal (baked)",
  "generator": "Created by grab3d",
  "created": "2026-09-26",
  "real_size": "medieval treadwheel crane, walk wheel 3.3 m diameter and 1.2 m wide, approx. 3.6 x 6.1 m footprint incl. hanging load, 5.6 m tall",
  "notes": "walk wheel of two rims with spokes and close-set tread boards on an axle resting in two trestles on a sill frame; rope drum on the axle with wound thick rope; oak mast with braces and a rising jib with strut in front (-Y); the rope runs over a pulley at the mast head and the jib-tip pulley down to a rounded hook carrying a stone block in a rope sling; small stack of stone blocks at the foot; wheel + axle + drum 'treadwheel-crane_walkwheel' is a separate object with its origin on the axle - rotate around local X",
  "set": "Cozy Medieval 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
 }
}