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You would need the 22 wmr off set a very long way to reach the firing pin
Then you would need to very accurately time the 22 wmr
Also both barrels would shoot massively off line of the barrel...

And he wrote " I am not looking for a bun fight " and then you wrote that !

As long as they are cream buns this should be fine
But some of those healthy buns can be pretty solid

Fssprecision care to name brands of rifles or barrels you showed us

That would certainly cause very serious issues