{
 "object": "spoked-flywheels",
 "license": "CC BY 4.0, Xem Studio",
 "les": "https://longearthsociety.com/engineering/",
 "files": [
  {
   "name": "flywheel-50",
   "step": "/files/hardware/crank-conrod-flywheel-kit/flywheel-50.step",
   "stl": "/files/hardware/crank-conrod-flywheel-kit/flywheel-50.stl",
   "note": "spoked flywheel Ø50 × 10 overall: rim 8 wide (ID Ø34), hub Ø18, five spokes 5 wide × 7 thick on the mid-plane, open windows between; Ø5 bore, M3 set screw"
  },
  {
   "name": "flywheel-80",
   "step": "/files/hardware/crank-conrod-flywheel-kit/flywheel-80.step",
   "stl": "/files/hardware/crank-conrod-flywheel-kit/flywheel-80.stl",
   "note": "spoked flywheel Ø80 × 10 overall: rim 8 wide (ID Ø64), hub Ø28.8, five spokes 5 wide × 7 thick on the mid-plane, open windows between; Ø8 bore, M3 set screw"
  },
  {
   "name": "flywheel-100",
   "step": "/files/hardware/crank-conrod-flywheel-kit/flywheel-100.step",
   "stl": "/files/hardware/crank-conrod-flywheel-kit/flywheel-100.stl",
   "note": "spoked flywheel Ø100 × 10 overall: rim 8 wide (ID Ø84), hub Ø36, five spokes 5 wide × 7 thick on the mid-plane, open windows between; Ø8 bore, M3 set screw"
  },
  {
   "name": "flywheel-120",
   "step": "/files/hardware/crank-conrod-flywheel-kit/flywheel-120.step",
   "stl": "/files/hardware/crank-conrod-flywheel-kit/flywheel-120.stl",
   "note": "spoked flywheel Ø120 × 10 overall: rim 8 wide (ID Ø104), hub Ø43.2, five spokes 5 wide × 7 thick on the mid-plane, open windows between; Ø8 bore, M3 set screw"
  },
  {
   "name": "flywheel-150",
   "step": "/files/hardware/crank-conrod-flywheel-kit/flywheel-150.step",
   "stl": "/files/hardware/crank-conrod-flywheel-kit/flywheel-150.stl",
   "note": "spoked flywheel Ø150 × 10 overall: rim 8 wide (ID Ø134), hub Ø54, five spokes 5 wide × 7 thick on the mid-plane, open windows between; Ø8 bore, M3 set screw"
  }
 ]
}