{
 "object": "feed-roller-d30x20-b5",
 "license": "Xem Studio Design License (https://xemstudio.com/license/), Xem Studio",
 "files": [
  {
   "name": "feed-roller-d30x20-b5",
   "step": "/files/hardware/feed-roller-d30x20-b5/feed-roller-d30x20-b5.step",
   "stl": "/files/hardware/feed-roller-d30x20-b5/feed-roller-d30x20-b5.stl",
   "note": "roller, axis Z, z 0..20"
  }
 ]
}