Thank you!!! @Rowan
The fit is not perfect, but it is certainly close enough!
Even with wheels under the keg I’ve got at least 6” of height to play with between the keg and that 2” triclamp reducer.
Indeed!
Edit: I haven’t pulled vac yet. if there is a leak I suspect this silicone “half flat” triclamp gasket https://www.brewershardware.com/F1GASSIL.html will solve the problem.
the also carry them in viton and PTFE.
I usually just make one out of a regular PTFE gasket using a razor blade 