{
 "object": "tri-clamp-cross-crankcase-insert",
 "license": "CC BY 4.0, Xem Studio",
 "les": "https://longearthsociety.com/engineering/",
 "files": [
  {
   "name": "crankcase-insert-2in",
   "step": "/files/hardware/tri-clamp-cross-crankcase-insert/crankcase-insert-2in.step",
   "stl": "/files/hardware/tri-clamp-cross-crankcase-insert/crankcase-insert-2in.stl",
   "note": "2 in cross crankcase insert: Ø47.5 from the lower lip (-86.95) to the rim (88.25), Ø45.3 spigot to -92.55 (from the cross centre); Ø29 crank chamber along the branches; Ø3 guide 31.55 long; two Ø8 gas passages; membrane cone 1 under full inward travel"
  }
 ]
}