{
 "object": "pu-pneumatic-tube",
 "license": "CC BY 4.0, Xem Studio",
 "les": "https://longearthsociety.com/engineering/",
 "files": [
  {
   "name": "pu-tube-4x2.5-50",
   "step": "/files/hardware/silicone-tube-and-fittings/pu-tube-4x2.5-50.step",
   "stl": "/files/hardware/silicone-tube-and-fittings/pu-tube-4x2.5-50.stl",
   "note": "PU pneumatic tube 4 OD × 2.5 ID, 50 mm"
  },
  {
   "name": "pu-tube-6x4-50",
   "step": "/files/hardware/silicone-tube-and-fittings/pu-tube-6x4-50.step",
   "stl": "/files/hardware/silicone-tube-and-fittings/pu-tube-6x4-50.stl",
   "note": "PU pneumatic tube 6 OD × 4 ID, 50 mm"
  },
  {
   "name": "pu-tube-8x5.5-50",
   "step": "/files/hardware/silicone-tube-and-fittings/pu-tube-8x5.5-50.step",
   "stl": "/files/hardware/silicone-tube-and-fittings/pu-tube-8x5.5-50.stl",
   "note": "PU pneumatic tube 8 OD × 5.5 ID, 50 mm"
  },
  {
   "name": "pu-tube-10x6.5-50",
   "step": "/files/hardware/silicone-tube-and-fittings/pu-tube-10x6.5-50.step",
   "stl": "/files/hardware/silicone-tube-and-fittings/pu-tube-10x6.5-50.stl",
   "note": "PU pneumatic tube 10 OD × 6.5 ID, 50 mm"
  },
  {
   "name": "pu-tube-12x8-50",
   "step": "/files/hardware/silicone-tube-and-fittings/pu-tube-12x8-50.step",
   "stl": "/files/hardware/silicone-tube-and-fittings/pu-tube-12x8-50.stl",
   "note": "PU pneumatic tube 12 OD × 8 ID, 50 mm"
  }
 ]
}