{
 "object": "chamber-ring-76",
 "license": "CC BY 4.0, Xem Studio",
 "files": [
  {
   "name": "mug-ltd-chamber-ring-76-h23",
   "step": "/files/hardware/chamber-ring-76/mug-ltd-chamber-ring-76-h23.step",
   "stl": "/files/hardware/chamber-ring-76/mug-ltd-chamber-ring-76-h23.stl",
   "note": "chamber ring Ø76 bore × 23, Ø90 outside (7 wall), 5 × Ø3.4 (M3 clearance) on R41, 2 × M3 tapped (Ø2.5) 2 deep in the top face at (35.5, ±20.5) for the crank pedestal"
  }
 ]
}