The "handle" for the gas valve is just a brass Phillips drive pan head screw that took the place of the set screw that Roundhouse supplies. I'm tired of staring at the exposed threads so I cut some brass pipe for a cover.
The engineer all cleaned up. Here I'm taking extra care to wipe away any remaining glue residue with denatured alcohol. Yes, I know the stuff's poisonous. Shot glasses make excellent containers for these small solvent jobs.