{
 "object": "pivot-rocker-tube-syringe",
 "license": "CC BY 4.0, Xem Studio",
 "files": [
  {
   "name": "marble-engine-rocker-25x150-glass5",
   "step": "/files/hardware/pivot-rocker-tube-syringe/marble-engine-rocker-25x150-glass5.step",
   "stl": "/files/hardware/pivot-rocker-tube-syringe/marble-engine-rocker-25x150-glass5.stl",
   "note": "rocker: Ø25 ring for the 25 × 150 test tube and Ø15.40 ring for the 5 mL glass barrel on one axis 18 above the Ø3 pivot bore, beam 216 long, lever pin (Ø3) 45 below and 35 beside the pivot at the end of an arm reaching to y −72.5, 2 × M3 tapped (Ø2.5) grubs"
  }
 ]
}